From patchwork Tue Aug 14 20:06:05 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Pedro Franco de Carvalho X-Patchwork-Id: 28906 Received: (qmail 42794 invoked by alias); 14 Aug 2018 20:07:19 -0000 Mailing-List: contact gdb-patches-help@sourceware.org; run by ezmlm Precedence: bulk List-Id: List-Unsubscribe: List-Subscribe: List-Archive: List-Post: List-Help: , Sender: gdb-patches-owner@sourceware.org Delivered-To: mailing list gdb-patches@sourceware.org Received: (qmail 42689 invoked by uid 89); 14 Aug 2018 20:07:18 -0000 Authentication-Results: sourceware.org; auth=none X-Spam-SWARE-Status: No, score=-27.6 required=5.0 tests=BAYES_00, GIT_PATCH_0, GIT_PATCH_1, GIT_PATCH_2, GIT_PATCH_3, RCVD_IN_DNSWL_LOW, SPF_PASS, TIME_LIMIT_EXCEEDED autolearn=unavailable version=3.3.2 spammy=SYSTEM, expedite X-HELO: mx0a-001b2d01.pphosted.com Received: from mx0b-001b2d01.pphosted.com (HELO mx0a-001b2d01.pphosted.com) (148.163.158.5) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with ESMTP; Tue, 14 Aug 2018 20:07:08 +0000 Received: from pps.filterd (m0098420.ppops.net [127.0.0.1]) by mx0b-001b2d01.pphosted.com (8.16.0.22/8.16.0.22) with SMTP id w7EK55q8065655 for ; Tue, 14 Aug 2018 16:07:06 -0400 Received: from e17.ny.us.ibm.com (e17.ny.us.ibm.com [129.33.205.207]) by mx0b-001b2d01.pphosted.com with ESMTP id 2kv2990y1b-1 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=NOT) for ; Tue, 14 Aug 2018 16:07:05 -0400 Received: from localhost by e17.ny.us.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! 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Violators will be prosecuted; (version=TLSv1/SSLv3 cipher=AES256-GCM-SHA384 bits=256/256) Tue, 14 Aug 2018 16:07:02 -0400 Received: from b01ledav005.gho.pok.ibm.com (b01ledav005.gho.pok.ibm.com [9.57.199.110]) by b01cxnp23032.gho.pok.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id w7EK70qM12911040 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=FAIL); Tue, 14 Aug 2018 20:07:00 GMT Received: from b01ledav005.gho.pok.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 15487AE063; Tue, 14 Aug 2018 16:06:49 -0400 (EDT) Received: from b01ledav005.gho.pok.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 8155FAE06F; Tue, 14 Aug 2018 16:06:48 -0400 (EDT) Received: from pedro.localdomain (unknown [9.18.235.221]) by b01ledav005.gho.pok.ibm.com (Postfix) with ESMTP; Tue, 14 Aug 2018 16:06:48 -0400 (EDT) Received: by pedro.localdomain (Postfix, from userid 1000) id DF3673C054E; Tue, 14 Aug 2018 17:06:54 -0300 (-03) From: Pedro Franco de Carvalho To: gdb-patches@sourceware.org Cc: uweigand@de.ibm.com, edjunior@gmail.com Subject: [PATCH v3 08/12] [PowerPC] Add support for PPR and DSCR Date: Tue, 14 Aug 2018 17:06:05 -0300 In-Reply-To: <20180814200609.19999-1-pedromfc@linux.ibm.com> References: <20180814200609.19999-1-pedromfc@linux.ibm.com> x-cbid: 18081420-0040-0000-0000-0000045EE16F X-IBM-SpamModules-Scores: X-IBM-SpamModules-Versions: BY=3.00009544; HX=3.00000242; KW=3.00000007; PH=3.00000004; SC=3.00000266; SDB=6.01073530; UDB=6.00553150; IPR=6.00853488; MB=3.00022718; MTD=3.00000008; XFM=3.00000015; UTC=2018-08-14 20:07:03 X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 18081420-0041-0000-0000-00000865EA98 Message-Id: <20180814200609.19999-9-pedromfc@linux.ibm.com> From: Edjunior Barbosa Machado This patch adds gdb support for the Program Priorty Register and the Data Stream Control Register, for the powerpc linux native and core file targets, and for the powerpc linux server stub. gdb/ChangeLog: YYYY-MM-DD Edjunior Barbosa Machado Pedro Franco de Carvalho * arch/ppc-linux-tdesc.h (tdesc_powerpc_isa205_ppr_dscr_vsx32l) (tdesc_powerpc_isa205_ppr_dscr_vsx64l): Declare. * arch/ppc-linux-common.h (PPC_LINUX_SIZEOF_PPRREGSET) (PPC_LINUX_SIZEOF_DSCRREGSET): Define. (struct ppc_linux_features) : New field. (ppc_linux_no_features): Add initializer for ppr_dscr field. * arch/ppc-linux-common.c (ppc_linux_match_description): Return new tdescs. * nat/ppc-linux.h (PPC_FEATURE2_DSCR, NT_PPC_PPR, NT_PPC_DSCR): Define if not already defined. * features/Makefile (WHICH): Add rs6000/powerpc-isa205-ppr-dscr-vsx32l and rs6000/powerpc-isa205-ppr-dscr-vsx64l. (XMLTOC): Add rs6000/powerpc-isa205-ppr-dscr-vsx32l.xml and rs6000/powerpc-isa205-ppr-dscr-vsx64l.xml. * features/rs6000/power-dscr.xml: New file. * features/rs6000/power-ppr.xml: New file. * features/rs6000/powerpc-isa205-ppr-dscr-vsx32l.xml: New file. * features/rs6000/powerpc-isa205-ppr-dscr-vsx64l.xml: New file. * features/rs6000/powerpc-isa205-ppr-dscr-vsx32l.c: Generate. * features/rs6000/powerpc-isa205-ppr-dscr-vsx64l.c: Generate. * regformats/rs6000/powerpc-isa205-ppr-dscr-vsx32l.dat: Generate. * regformats/rs6000/powerpc-isa205-ppr-dscr-vsx64l.dat: Generate. * ppc-linux-nat.c: Include . (fetch_regset, store_regset, check_regset): New functions. (fetch_register, fetch_ppc_registers): Call fetch_regset with DSCR and PPR regsets. (store_register, store_ppc_registers): Call store_regset with DSCR and PPR regsets. (ppc_linux_get_hwcap2): New function. (ppc_linux_nat_target::read_description): Call ppc_linux_get_hwcap2 and check_regset, set ppr_dscr field in the features struct if needed. * ppc-linux-tdep.c: Include features/rs6000/powerpc-isa205-ppr-dscr-vsx32l.c and features/rs6000/powerpc-isa205-ppr-dscr-vsx64l.c. (ppc32_regmap_ppr, ppc32_regmap_dscr, ppc32_linux_pprregset) (ppc32_linux_dscrregset): New globals. (ppc_linux_iterate_over_regset_sections): Call back with the ppr and dscr regsets. (ppc_linux_core_read_description): Check if the ppr and dscr sections are present and set ppr_dscr in the features struct. (_initialize_ppc_linux_tdep): Call initialize_tdesc_powerpc_isa205_ppr_dscr_vsx32l and initialize_tdesc_powerpc_isa205_ppr_dscr_vsx64l. * ppc-linux-tdep.h (ppc32_linux_pprregset) (ppc32_linux_dscrregset): Declare. * ppc-tdep.h (struct gdbarch_tdep) : New field. : New field. (enum) : New enum values. * rs6000-tdep.c (rs6000_gdbarch_init): Look for and validate ppr and dscr features. (ppc_process_record_op31): Record changes to PPR and DSCR. gdb/gdbserver/ChangeLog: YYYY-MM-DD Edjunior Barbosa Machado Pedro Franco de Carvalho * configure.srv (ipa_ppc_linux_regobj): Add powerpc-isa205-ppr-dscr-vsx32l-ipa.o and powerpc-isa205-ppr-dscr-vsx64l-ipa.o. (powerpc*-*-linux*): Add powerpc-isa205-ppr-dscr-vsx32l.o and powerpc-isa205-ppr-dscr-vsx64l.o to srv_regobj, add rs6000/power-dscr.xml, rs6000/power-ppr.xml, rs6000/powerpc-isa205-ppr-dscr-vsx32l.xml and rs6000/powerpc-isa205-ppr-dscr-vsx64l.xml to srv_xmlfiles. * linux-ppc-tdesc-init.h (enum ppc_linux_tdesc) : New enum value. (init_registers_powerpc_isa205_ppr_dscr_vsx32l) (init_registers_powerpc_isa205_ppr_dscr_vsx64l): Declare. * linux-ppc-low.c: Include "elf/common.h" and . (ppc_hwcap2): New global. (ppc_check_regset, ppc_fill_pprregset, ppc_store_pprregset) (ppc_fill_dscrregset, ppc_store_dscrregset): New functions. (ppc_regsets): Add entries for the DSCR and PPR regsets. (ppc_arch_setup): Get AT_HWCAP2. Set ppr_dscr in features struct when needed. Set sizes for the the DSCR and PPR regsets. (ppc_get_ipa_tdesc_idx): Return PPC_TDESC_ISA205_PPR_DSCR_VSX. (initialize_low_arch): Call init_registers_powerpc_isa205_ppr_dscr_vsx32l and init_registers_powerpc_isa205_ppr_dscr_vsx64l. * linux-ppc-ipa.c (get_ipa_tdesc): Handle PPC_TDESC_ISA205_PPR_DSCR_VSX. (initialize_low_tracepoint): Call init_registers_powerpc_isa205_ppr_dscr_vsx32l and init_registers_powerpc_isa205_ppr_dscr_vsx64l. gdb/testsuite/ChangeLog: YYYY-MM-DD Pedro Franco de Carvalho * gdb.arch/powerpc-ppr-dscr.c: New file. * gdb.arch/powerpc-ppr-dscr.exp: New file. gdb/doc/ChangeLog: YYYY-MM-DD Pedro Franco de Carvalho * gdb.texinfo (PowerPC Features): Describe new features "org.gnu.gdb.power.ppr" and "org.gnu.gdb.power.dscr". --- gdb/arch/ppc-linux-common.c | 6 +- gdb/arch/ppc-linux-common.h | 4 + gdb/arch/ppc-linux-tdesc.h | 2 + gdb/doc/gdb.texinfo | 6 + gdb/features/Makefile | 4 + gdb/features/rs6000/power-dscr.xml | 12 ++ gdb/features/rs6000/power-ppr.xml | 12 ++ .../rs6000/powerpc-isa205-ppr-dscr-vsx32l.c | 200 +++++++++++++++++++++ .../rs6000/powerpc-isa205-ppr-dscr-vsx32l.xml | 18 ++ .../rs6000/powerpc-isa205-ppr-dscr-vsx64l.c | 200 +++++++++++++++++++++ .../rs6000/powerpc-isa205-ppr-dscr-vsx64l.xml | 18 ++ gdb/gdbserver/configure.srv | 8 +- gdb/gdbserver/linux-ppc-ipa.c | 6 + gdb/gdbserver/linux-ppc-low.c | 81 +++++++++ gdb/gdbserver/linux-ppc-tdesc-init.h | 7 + gdb/nat/ppc-linux.h | 13 ++ gdb/ppc-linux-nat.c | 145 +++++++++++++++ gdb/ppc-linux-tdep.c | 44 +++++ gdb/ppc-linux-tdep.h | 4 + gdb/ppc-tdep.h | 8 + .../rs6000/powerpc-isa205-ppr-dscr-vsx32l.dat | 146 +++++++++++++++ .../rs6000/powerpc-isa205-ppr-dscr-vsx64l.dat | 146 +++++++++++++++ gdb/rs6000-tdep.c | 62 ++++++- gdb/testsuite/gdb.arch/powerpc-ppr-dscr.c | 34 ++++ gdb/testsuite/gdb.arch/powerpc-ppr-dscr.exp | 117 ++++++++++++ 25 files changed, 1299 insertions(+), 4 deletions(-) create mode 100644 gdb/features/rs6000/power-dscr.xml create mode 100644 gdb/features/rs6000/power-ppr.xml create mode 100644 gdb/features/rs6000/powerpc-isa205-ppr-dscr-vsx32l.c create mode 100644 gdb/features/rs6000/powerpc-isa205-ppr-dscr-vsx32l.xml create mode 100644 gdb/features/rs6000/powerpc-isa205-ppr-dscr-vsx64l.c create mode 100644 gdb/features/rs6000/powerpc-isa205-ppr-dscr-vsx64l.xml create mode 100644 gdb/regformats/rs6000/powerpc-isa205-ppr-dscr-vsx32l.dat create mode 100644 gdb/regformats/rs6000/powerpc-isa205-ppr-dscr-vsx64l.dat create mode 100644 gdb/testsuite/gdb.arch/powerpc-ppr-dscr.c create mode 100644 gdb/testsuite/gdb.arch/powerpc-ppr-dscr.exp diff --git a/gdb/arch/ppc-linux-common.c b/gdb/arch/ppc-linux-common.c index eb7de40af0..7cf08eb7da 100644 --- a/gdb/arch/ppc-linux-common.c +++ b/gdb/arch/ppc-linux-common.c @@ -53,7 +53,8 @@ ppc_linux_match_description (struct ppc_linux_features features) if (features.cell) tdesc = tdesc_powerpc_cell64l; else if (features.vsx) - tdesc = (features.isa205? tdesc_powerpc_isa205_vsx64l + tdesc = (features.ppr_dscr? tdesc_powerpc_isa205_ppr_dscr_vsx64l + : features.isa205? tdesc_powerpc_isa205_vsx64l : tdesc_powerpc_vsx64l); else if (features.altivec) tdesc = (features.isa205? tdesc_powerpc_isa205_altivec64l @@ -69,7 +70,8 @@ ppc_linux_match_description (struct ppc_linux_features features) if (features.cell) tdesc = tdesc_powerpc_cell32l; else if (features.vsx) - tdesc = (features.isa205? tdesc_powerpc_isa205_vsx32l + tdesc = (features.ppr_dscr? tdesc_powerpc_isa205_ppr_dscr_vsx32l + : features.isa205? tdesc_powerpc_isa205_vsx32l : tdesc_powerpc_vsx32l); else if (features.altivec) tdesc = (features.isa205? tdesc_powerpc_isa205_altivec32l diff --git a/gdb/arch/ppc-linux-common.h b/gdb/arch/ppc-linux-common.h index 2f535e801d..666954e765 100644 --- a/gdb/arch/ppc-linux-common.h +++ b/gdb/arch/ppc-linux-common.h @@ -30,6 +30,8 @@ struct target_desc; #define PPC_LINUX_SIZEOF_VRREGSET 544 #define PPC_LINUX_SIZEOF_VSXREGSET 256 +#define PPC_LINUX_SIZEOF_PPRREGSET 8 +#define PPC_LINUX_SIZEOF_DSCRREGSET 8 /* Check if the hwcap auxv entry indicates that isa205 is supported. */ bool ppc_linux_has_isa205 (CORE_ADDR hwcap); @@ -41,6 +43,7 @@ struct ppc_linux_features bool altivec; bool vsx; bool isa205; + bool ppr_dscr; bool cell; }; @@ -51,6 +54,7 @@ const struct ppc_linux_features ppc_linux_no_features = { false, false, false, + false, }; /* Return a target description that matches FEATURES. */ diff --git a/gdb/arch/ppc-linux-tdesc.h b/gdb/arch/ppc-linux-tdesc.h index 594c7c7c7c..3b5a2286e0 100644 --- a/gdb/arch/ppc-linux-tdesc.h +++ b/gdb/arch/ppc-linux-tdesc.h @@ -29,6 +29,7 @@ extern struct target_desc *tdesc_powerpc_vsx32l; extern struct target_desc *tdesc_powerpc_isa205_32l; extern struct target_desc *tdesc_powerpc_isa205_altivec32l; extern struct target_desc *tdesc_powerpc_isa205_vsx32l; +extern struct target_desc *tdesc_powerpc_isa205_ppr_dscr_vsx32l; extern struct target_desc *tdesc_powerpc_e500l; extern struct target_desc *tdesc_powerpc_64l; @@ -38,5 +39,6 @@ extern struct target_desc *tdesc_powerpc_vsx64l; extern struct target_desc *tdesc_powerpc_isa205_64l; extern struct target_desc *tdesc_powerpc_isa205_altivec64l; extern struct target_desc *tdesc_powerpc_isa205_vsx64l; +extern struct target_desc *tdesc_powerpc_isa205_ppr_dscr_vsx64l; #endif /* ARCH_PPC_LINUX_TDESC_H */ diff --git a/gdb/doc/gdb.texinfo b/gdb/doc/gdb.texinfo index b931834400..bc8d0bd1e4 100644 --- a/gdb/doc/gdb.texinfo +++ b/gdb/doc/gdb.texinfo @@ -42773,6 +42773,12 @@ contain registers @samp{ev0h} through @samp{ev31h}, @samp{acc}, and these to present registers @samp{ev0} through @samp{ev31} to the user. +The @samp{org.gnu.gdb.power.ppr} feature is optional. It should +contain the 64-bit register @samp{ppr}. + +The @samp{org.gnu.gdb.power.dscr} feature is optional. It should +contain the 64-bit register @samp{dscr}. + @node S/390 and System z Features @subsection S/390 and System z Features @cindex target descriptions, S/390 features diff --git a/gdb/features/Makefile b/gdb/features/Makefile index 168c46e003..9755646e2e 100644 --- a/gdb/features/Makefile +++ b/gdb/features/Makefile @@ -73,6 +73,8 @@ WHICH = aarch64 \ rs6000/powerpc-isa205-32l rs6000/powerpc-isa205-64l \ rs6000/powerpc-isa205-altivec32l rs6000/powerpc-isa205-altivec64l \ rs6000/powerpc-isa205-vsx32l rs6000/powerpc-isa205-vsx64l \ + rs6000/powerpc-isa205-ppr-dscr-vsx32l \ + rs6000/powerpc-isa205-ppr-dscr-vsx64l \ s390-linux32 s390-linux64 s390x-linux64 \ s390-linux32v1 s390-linux64v1 s390x-linux64v1 \ s390-linux32v2 s390-linux64v2 s390x-linux64v2 \ @@ -167,6 +169,8 @@ XMLTOC = \ rs6000/powerpc-isa205-altivec64l.xml \ rs6000/powerpc-isa205-vsx32l.xml \ rs6000/powerpc-isa205-vsx64l.xml \ + rs6000/powerpc-isa205-ppr-dscr-vsx32l.xml \ + rs6000/powerpc-isa205-ppr-dscr-vsx64l.xml \ rs6000/powerpc-vsx32.xml \ rs6000/powerpc-vsx32l.xml \ rs6000/powerpc-vsx64.xml \ diff --git a/gdb/features/rs6000/power-dscr.xml b/gdb/features/rs6000/power-dscr.xml new file mode 100644 index 0000000000..98a0bcacb9 --- /dev/null +++ b/gdb/features/rs6000/power-dscr.xml @@ -0,0 +1,12 @@ + + + + + + + + diff --git a/gdb/features/rs6000/power-ppr.xml b/gdb/features/rs6000/power-ppr.xml new file mode 100644 index 0000000000..bf76544a49 --- /dev/null +++ b/gdb/features/rs6000/power-ppr.xml @@ -0,0 +1,12 @@ + + + + + + + + diff --git a/gdb/features/rs6000/powerpc-isa205-ppr-dscr-vsx32l.c b/gdb/features/rs6000/powerpc-isa205-ppr-dscr-vsx32l.c new file mode 100644 index 0000000000..c8f56ea029 --- /dev/null +++ b/gdb/features/rs6000/powerpc-isa205-ppr-dscr-vsx32l.c @@ -0,0 +1,200 @@ +/* THIS FILE IS GENERATED. -*- buffer-read-only: t -*- vi:set ro: + Original: powerpc-isa205-ppr-dscr-vsx32l.xml */ + +#include "defs.h" +#include "osabi.h" +#include "target-descriptions.h" + +struct target_desc *tdesc_powerpc_isa205_ppr_dscr_vsx32l; +static void +initialize_tdesc_powerpc_isa205_ppr_dscr_vsx32l (void) +{ + struct target_desc *result = allocate_target_description (); + set_tdesc_architecture (result, bfd_scan_arch ("powerpc:common")); + + struct tdesc_feature *feature; + + feature = tdesc_create_feature (result, "org.gnu.gdb.power.core"); + tdesc_create_reg (feature, "r0", 0, 1, NULL, 32, "uint32"); + tdesc_create_reg (feature, "r1", 1, 1, NULL, 32, "uint32"); + tdesc_create_reg (feature, "r2", 2, 1, NULL, 32, "uint32"); + tdesc_create_reg (feature, "r3", 3, 1, NULL, 32, "uint32"); + tdesc_create_reg (feature, "r4", 4, 1, NULL, 32, "uint32"); + tdesc_create_reg (feature, "r5", 5, 1, NULL, 32, "uint32"); + tdesc_create_reg (feature, "r6", 6, 1, NULL, 32, "uint32"); + tdesc_create_reg (feature, "r7", 7, 1, NULL, 32, "uint32"); + tdesc_create_reg (feature, "r8", 8, 1, NULL, 32, "uint32"); + tdesc_create_reg (feature, "r9", 9, 1, NULL, 32, "uint32"); + tdesc_create_reg (feature, "r10", 10, 1, NULL, 32, "uint32"); + tdesc_create_reg (feature, "r11", 11, 1, NULL, 32, "uint32"); + tdesc_create_reg (feature, "r12", 12, 1, NULL, 32, "uint32"); + tdesc_create_reg (feature, "r13", 13, 1, NULL, 32, "uint32"); + tdesc_create_reg (feature, "r14", 14, 1, NULL, 32, "uint32"); + tdesc_create_reg (feature, "r15", 15, 1, NULL, 32, "uint32"); + tdesc_create_reg (feature, "r16", 16, 1, NULL, 32, "uint32"); + tdesc_create_reg (feature, "r17", 17, 1, NULL, 32, "uint32"); + tdesc_create_reg (feature, "r18", 18, 1, NULL, 32, "uint32"); + tdesc_create_reg (feature, "r19", 19, 1, NULL, 32, "uint32"); + tdesc_create_reg (feature, "r20", 20, 1, NULL, 32, "uint32"); + tdesc_create_reg (feature, "r21", 21, 1, NULL, 32, "uint32"); + tdesc_create_reg (feature, "r22", 22, 1, NULL, 32, "uint32"); + tdesc_create_reg (feature, "r23", 23, 1, NULL, 32, "uint32"); + tdesc_create_reg (feature, "r24", 24, 1, NULL, 32, "uint32"); + tdesc_create_reg (feature, "r25", 25, 1, NULL, 32, "uint32"); + tdesc_create_reg (feature, "r26", 26, 1, NULL, 32, "uint32"); + tdesc_create_reg (feature, "r27", 27, 1, NULL, 32, "uint32"); + tdesc_create_reg (feature, "r28", 28, 1, NULL, 32, "uint32"); + tdesc_create_reg (feature, "r29", 29, 1, NULL, 32, "uint32"); + tdesc_create_reg (feature, "r30", 30, 1, NULL, 32, "uint32"); + tdesc_create_reg (feature, "r31", 31, 1, NULL, 32, "uint32"); + tdesc_create_reg (feature, "pc", 64, 1, NULL, 32, "code_ptr"); + tdesc_create_reg (feature, "msr", 65, 1, NULL, 32, "uint32"); + tdesc_create_reg (feature, "cr", 66, 1, NULL, 32, "uint32"); + tdesc_create_reg (feature, "lr", 67, 1, NULL, 32, "code_ptr"); + tdesc_create_reg (feature, "ctr", 68, 1, NULL, 32, "uint32"); + tdesc_create_reg (feature, "xer", 69, 1, NULL, 32, "uint32"); + + feature = tdesc_create_feature (result, "org.gnu.gdb.power.fpu"); + tdesc_create_reg (feature, "f0", 32, 1, NULL, 64, "ieee_double"); + tdesc_create_reg (feature, "f1", 33, 1, NULL, 64, "ieee_double"); + tdesc_create_reg (feature, "f2", 34, 1, NULL, 64, "ieee_double"); + tdesc_create_reg (feature, "f3", 35, 1, NULL, 64, "ieee_double"); + tdesc_create_reg (feature, "f4", 36, 1, NULL, 64, "ieee_double"); + tdesc_create_reg (feature, "f5", 37, 1, NULL, 64, "ieee_double"); + tdesc_create_reg (feature, "f6", 38, 1, NULL, 64, "ieee_double"); + tdesc_create_reg (feature, "f7", 39, 1, NULL, 64, "ieee_double"); + tdesc_create_reg (feature, "f8", 40, 1, NULL, 64, "ieee_double"); + tdesc_create_reg (feature, "f9", 41, 1, NULL, 64, "ieee_double"); + tdesc_create_reg (feature, "f10", 42, 1, NULL, 64, "ieee_double"); + tdesc_create_reg (feature, "f11", 43, 1, NULL, 64, "ieee_double"); + tdesc_create_reg (feature, "f12", 44, 1, NULL, 64, "ieee_double"); + tdesc_create_reg (feature, "f13", 45, 1, NULL, 64, "ieee_double"); + tdesc_create_reg (feature, "f14", 46, 1, NULL, 64, "ieee_double"); + tdesc_create_reg (feature, "f15", 47, 1, NULL, 64, "ieee_double"); + tdesc_create_reg (feature, "f16", 48, 1, NULL, 64, "ieee_double"); + tdesc_create_reg (feature, "f17", 49, 1, NULL, 64, "ieee_double"); + tdesc_create_reg (feature, "f18", 50, 1, NULL, 64, "ieee_double"); + tdesc_create_reg (feature, "f19", 51, 1, NULL, 64, "ieee_double"); + tdesc_create_reg (feature, "f20", 52, 1, NULL, 64, "ieee_double"); + tdesc_create_reg (feature, "f21", 53, 1, NULL, 64, "ieee_double"); + tdesc_create_reg (feature, "f22", 54, 1, NULL, 64, "ieee_double"); + tdesc_create_reg (feature, "f23", 55, 1, NULL, 64, "ieee_double"); + tdesc_create_reg (feature, "f24", 56, 1, NULL, 64, "ieee_double"); + tdesc_create_reg (feature, "f25", 57, 1, NULL, 64, "ieee_double"); + tdesc_create_reg (feature, "f26", 58, 1, NULL, 64, "ieee_double"); + tdesc_create_reg (feature, "f27", 59, 1, NULL, 64, "ieee_double"); + tdesc_create_reg (feature, "f28", 60, 1, NULL, 64, "ieee_double"); + tdesc_create_reg (feature, "f29", 61, 1, NULL, 64, "ieee_double"); + tdesc_create_reg (feature, "f30", 62, 1, NULL, 64, "ieee_double"); + tdesc_create_reg (feature, "f31", 63, 1, NULL, 64, "ieee_double"); + tdesc_create_reg (feature, "fpscr", 70, 1, "float", 64, "int"); + + feature = tdesc_create_feature (result, "org.gnu.gdb.power.linux"); + tdesc_create_reg (feature, "orig_r3", 71, 1, NULL, 32, "int"); + tdesc_create_reg (feature, "trap", 72, 1, NULL, 32, "int"); + + feature = tdesc_create_feature (result, "org.gnu.gdb.power.altivec"); + tdesc_type *element_type; + element_type = tdesc_named_type (feature, "ieee_single"); + tdesc_create_vector (feature, "v4f", element_type, 4); + + element_type = tdesc_named_type (feature, "int32"); + tdesc_create_vector (feature, "v4i32", element_type, 4); + + element_type = tdesc_named_type (feature, "int16"); + tdesc_create_vector (feature, "v8i16", element_type, 8); + + element_type = tdesc_named_type (feature, "int8"); + tdesc_create_vector (feature, "v16i8", element_type, 16); + + tdesc_type_with_fields *type_with_fields; + type_with_fields = tdesc_create_union (feature, "vec128"); + tdesc_type *field_type; + field_type = tdesc_named_type (feature, "uint128"); + tdesc_add_field (type_with_fields, "uint128", field_type); + field_type = tdesc_named_type (feature, "v4f"); + tdesc_add_field (type_with_fields, "v4_float", field_type); + field_type = tdesc_named_type (feature, "v4i32"); + tdesc_add_field (type_with_fields, "v4_int32", field_type); + field_type = tdesc_named_type (feature, "v8i16"); + tdesc_add_field (type_with_fields, "v8_int16", field_type); + field_type = tdesc_named_type (feature, "v16i8"); + tdesc_add_field (type_with_fields, "v16_int8", field_type); + + tdesc_create_reg (feature, "vr0", 73, 1, NULL, 128, "vec128"); + tdesc_create_reg (feature, "vr1", 74, 1, NULL, 128, "vec128"); + tdesc_create_reg (feature, "vr2", 75, 1, NULL, 128, "vec128"); + tdesc_create_reg (feature, "vr3", 76, 1, NULL, 128, "vec128"); + tdesc_create_reg (feature, "vr4", 77, 1, NULL, 128, "vec128"); + tdesc_create_reg (feature, "vr5", 78, 1, NULL, 128, "vec128"); + tdesc_create_reg (feature, "vr6", 79, 1, NULL, 128, "vec128"); + tdesc_create_reg (feature, "vr7", 80, 1, NULL, 128, "vec128"); + tdesc_create_reg (feature, "vr8", 81, 1, NULL, 128, "vec128"); + tdesc_create_reg (feature, "vr9", 82, 1, NULL, 128, "vec128"); + tdesc_create_reg (feature, "vr10", 83, 1, NULL, 128, "vec128"); + tdesc_create_reg (feature, "vr11", 84, 1, NULL, 128, "vec128"); + tdesc_create_reg (feature, "vr12", 85, 1, NULL, 128, "vec128"); + tdesc_create_reg (feature, "vr13", 86, 1, NULL, 128, "vec128"); + tdesc_create_reg (feature, "vr14", 87, 1, NULL, 128, "vec128"); + tdesc_create_reg (feature, "vr15", 88, 1, NULL, 128, "vec128"); + tdesc_create_reg (feature, "vr16", 89, 1, NULL, 128, "vec128"); + tdesc_create_reg (feature, "vr17", 90, 1, NULL, 128, "vec128"); + tdesc_create_reg (feature, "vr18", 91, 1, NULL, 128, "vec128"); + tdesc_create_reg (feature, "vr19", 92, 1, NULL, 128, "vec128"); + tdesc_create_reg (feature, "vr20", 93, 1, NULL, 128, "vec128"); + tdesc_create_reg (feature, "vr21", 94, 1, NULL, 128, "vec128"); + tdesc_create_reg (feature, "vr22", 95, 1, NULL, 128, "vec128"); + tdesc_create_reg (feature, "vr23", 96, 1, NULL, 128, "vec128"); + tdesc_create_reg (feature, "vr24", 97, 1, NULL, 128, "vec128"); + tdesc_create_reg (feature, "vr25", 98, 1, NULL, 128, "vec128"); + tdesc_create_reg (feature, "vr26", 99, 1, NULL, 128, "vec128"); + tdesc_create_reg (feature, "vr27", 100, 1, NULL, 128, "vec128"); + tdesc_create_reg (feature, "vr28", 101, 1, NULL, 128, "vec128"); + tdesc_create_reg (feature, "vr29", 102, 1, NULL, 128, "vec128"); + tdesc_create_reg (feature, "vr30", 103, 1, NULL, 128, "vec128"); + tdesc_create_reg (feature, "vr31", 104, 1, NULL, 128, "vec128"); + tdesc_create_reg (feature, "vscr", 105, 1, "vector", 32, "int"); + tdesc_create_reg (feature, "vrsave", 106, 1, "vector", 32, "int"); + + feature = tdesc_create_feature (result, "org.gnu.gdb.power.vsx"); + tdesc_create_reg (feature, "vs0h", 107, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "vs1h", 108, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "vs2h", 109, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "vs3h", 110, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "vs4h", 111, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "vs5h", 112, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "vs6h", 113, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "vs7h", 114, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "vs8h", 115, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "vs9h", 116, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "vs10h", 117, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "vs11h", 118, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "vs12h", 119, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "vs13h", 120, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "vs14h", 121, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "vs15h", 122, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "vs16h", 123, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "vs17h", 124, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "vs18h", 125, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "vs19h", 126, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "vs20h", 127, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "vs21h", 128, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "vs22h", 129, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "vs23h", 130, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "vs24h", 131, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "vs25h", 132, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "vs26h", 133, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "vs27h", 134, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "vs28h", 135, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "vs29h", 136, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "vs30h", 137, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "vs31h", 138, 1, NULL, 64, "uint64"); + + feature = tdesc_create_feature (result, "org.gnu.gdb.power.ppr"); + tdesc_create_reg (feature, "ppr", 139, 1, NULL, 64, "uint64"); + + feature = tdesc_create_feature (result, "org.gnu.gdb.power.dscr"); + tdesc_create_reg (feature, "dscr", 140, 1, NULL, 64, "uint64"); + + tdesc_powerpc_isa205_ppr_dscr_vsx32l = result; +} diff --git a/gdb/features/rs6000/powerpc-isa205-ppr-dscr-vsx32l.xml b/gdb/features/rs6000/powerpc-isa205-ppr-dscr-vsx32l.xml new file mode 100644 index 0000000000..6f46f8908a --- /dev/null +++ b/gdb/features/rs6000/powerpc-isa205-ppr-dscr-vsx32l.xml @@ -0,0 +1,18 @@ + + + + + + powerpc:common + + + + + + + + diff --git a/gdb/features/rs6000/powerpc-isa205-ppr-dscr-vsx64l.c b/gdb/features/rs6000/powerpc-isa205-ppr-dscr-vsx64l.c new file mode 100644 index 0000000000..76e32f3b1b --- /dev/null +++ b/gdb/features/rs6000/powerpc-isa205-ppr-dscr-vsx64l.c @@ -0,0 +1,200 @@ +/* THIS FILE IS GENERATED. -*- buffer-read-only: t -*- vi:set ro: + Original: powerpc-isa205-ppr-dscr-vsx64l.xml */ + +#include "defs.h" +#include "osabi.h" +#include "target-descriptions.h" + +struct target_desc *tdesc_powerpc_isa205_ppr_dscr_vsx64l; +static void +initialize_tdesc_powerpc_isa205_ppr_dscr_vsx64l (void) +{ + struct target_desc *result = allocate_target_description (); + set_tdesc_architecture (result, bfd_scan_arch ("powerpc:common64")); + + struct tdesc_feature *feature; + + feature = tdesc_create_feature (result, "org.gnu.gdb.power.core"); + tdesc_create_reg (feature, "r0", 0, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "r1", 1, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "r2", 2, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "r3", 3, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "r4", 4, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "r5", 5, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "r6", 6, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "r7", 7, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "r8", 8, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "r9", 9, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "r10", 10, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "r11", 11, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "r12", 12, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "r13", 13, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "r14", 14, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "r15", 15, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "r16", 16, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "r17", 17, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "r18", 18, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "r19", 19, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "r20", 20, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "r21", 21, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "r22", 22, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "r23", 23, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "r24", 24, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "r25", 25, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "r26", 26, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "r27", 27, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "r28", 28, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "r29", 29, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "r30", 30, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "r31", 31, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "pc", 64, 1, NULL, 64, "code_ptr"); + tdesc_create_reg (feature, "msr", 65, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "cr", 66, 1, NULL, 32, "uint32"); + tdesc_create_reg (feature, "lr", 67, 1, NULL, 64, "code_ptr"); + tdesc_create_reg (feature, "ctr", 68, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "xer", 69, 1, NULL, 32, "uint32"); + + feature = tdesc_create_feature (result, "org.gnu.gdb.power.fpu"); + tdesc_create_reg (feature, "f0", 32, 1, NULL, 64, "ieee_double"); + tdesc_create_reg (feature, "f1", 33, 1, NULL, 64, "ieee_double"); + tdesc_create_reg (feature, "f2", 34, 1, NULL, 64, "ieee_double"); + tdesc_create_reg (feature, "f3", 35, 1, NULL, 64, "ieee_double"); + tdesc_create_reg (feature, "f4", 36, 1, NULL, 64, "ieee_double"); + tdesc_create_reg (feature, "f5", 37, 1, NULL, 64, "ieee_double"); + tdesc_create_reg (feature, "f6", 38, 1, NULL, 64, "ieee_double"); + tdesc_create_reg (feature, "f7", 39, 1, NULL, 64, "ieee_double"); + tdesc_create_reg (feature, "f8", 40, 1, NULL, 64, "ieee_double"); + tdesc_create_reg (feature, "f9", 41, 1, NULL, 64, "ieee_double"); + tdesc_create_reg (feature, "f10", 42, 1, NULL, 64, "ieee_double"); + tdesc_create_reg (feature, "f11", 43, 1, NULL, 64, "ieee_double"); + tdesc_create_reg (feature, "f12", 44, 1, NULL, 64, "ieee_double"); + tdesc_create_reg (feature, "f13", 45, 1, NULL, 64, "ieee_double"); + tdesc_create_reg (feature, "f14", 46, 1, NULL, 64, "ieee_double"); + tdesc_create_reg (feature, "f15", 47, 1, NULL, 64, "ieee_double"); + tdesc_create_reg (feature, "f16", 48, 1, NULL, 64, "ieee_double"); + tdesc_create_reg (feature, "f17", 49, 1, NULL, 64, "ieee_double"); + tdesc_create_reg (feature, "f18", 50, 1, NULL, 64, "ieee_double"); + tdesc_create_reg (feature, "f19", 51, 1, NULL, 64, "ieee_double"); + tdesc_create_reg (feature, "f20", 52, 1, NULL, 64, "ieee_double"); + tdesc_create_reg (feature, "f21", 53, 1, NULL, 64, "ieee_double"); + tdesc_create_reg (feature, "f22", 54, 1, NULL, 64, "ieee_double"); + tdesc_create_reg (feature, "f23", 55, 1, NULL, 64, "ieee_double"); + tdesc_create_reg (feature, "f24", 56, 1, NULL, 64, "ieee_double"); + tdesc_create_reg (feature, "f25", 57, 1, NULL, 64, "ieee_double"); + tdesc_create_reg (feature, "f26", 58, 1, NULL, 64, "ieee_double"); + tdesc_create_reg (feature, "f27", 59, 1, NULL, 64, "ieee_double"); + tdesc_create_reg (feature, "f28", 60, 1, NULL, 64, "ieee_double"); + tdesc_create_reg (feature, "f29", 61, 1, NULL, 64, "ieee_double"); + tdesc_create_reg (feature, "f30", 62, 1, NULL, 64, "ieee_double"); + tdesc_create_reg (feature, "f31", 63, 1, NULL, 64, "ieee_double"); + tdesc_create_reg (feature, "fpscr", 70, 1, "float", 64, "int"); + + feature = tdesc_create_feature (result, "org.gnu.gdb.power.linux"); + tdesc_create_reg (feature, "orig_r3", 71, 1, NULL, 64, "int"); + tdesc_create_reg (feature, "trap", 72, 1, NULL, 64, "int"); + + feature = tdesc_create_feature (result, "org.gnu.gdb.power.altivec"); + tdesc_type *element_type; + element_type = tdesc_named_type (feature, "ieee_single"); + tdesc_create_vector (feature, "v4f", element_type, 4); + + element_type = tdesc_named_type (feature, "int32"); + tdesc_create_vector (feature, "v4i32", element_type, 4); + + element_type = tdesc_named_type (feature, "int16"); + tdesc_create_vector (feature, "v8i16", element_type, 8); + + element_type = tdesc_named_type (feature, "int8"); + tdesc_create_vector (feature, "v16i8", element_type, 16); + + tdesc_type_with_fields *type_with_fields; + type_with_fields = tdesc_create_union (feature, "vec128"); + tdesc_type *field_type; + field_type = tdesc_named_type (feature, "uint128"); + tdesc_add_field (type_with_fields, "uint128", field_type); + field_type = tdesc_named_type (feature, "v4f"); + tdesc_add_field (type_with_fields, "v4_float", field_type); + field_type = tdesc_named_type (feature, "v4i32"); + tdesc_add_field (type_with_fields, "v4_int32", field_type); + field_type = tdesc_named_type (feature, "v8i16"); + tdesc_add_field (type_with_fields, "v8_int16", field_type); + field_type = tdesc_named_type (feature, "v16i8"); + tdesc_add_field (type_with_fields, "v16_int8", field_type); + + tdesc_create_reg (feature, "vr0", 73, 1, NULL, 128, "vec128"); + tdesc_create_reg (feature, "vr1", 74, 1, NULL, 128, "vec128"); + tdesc_create_reg (feature, "vr2", 75, 1, NULL, 128, "vec128"); + tdesc_create_reg (feature, "vr3", 76, 1, NULL, 128, "vec128"); + tdesc_create_reg (feature, "vr4", 77, 1, NULL, 128, "vec128"); + tdesc_create_reg (feature, "vr5", 78, 1, NULL, 128, "vec128"); + tdesc_create_reg (feature, "vr6", 79, 1, NULL, 128, "vec128"); + tdesc_create_reg (feature, "vr7", 80, 1, NULL, 128, "vec128"); + tdesc_create_reg (feature, "vr8", 81, 1, NULL, 128, "vec128"); + tdesc_create_reg (feature, "vr9", 82, 1, NULL, 128, "vec128"); + tdesc_create_reg (feature, "vr10", 83, 1, NULL, 128, "vec128"); + tdesc_create_reg (feature, "vr11", 84, 1, NULL, 128, "vec128"); + tdesc_create_reg (feature, "vr12", 85, 1, NULL, 128, "vec128"); + tdesc_create_reg (feature, "vr13", 86, 1, NULL, 128, "vec128"); + tdesc_create_reg (feature, "vr14", 87, 1, NULL, 128, "vec128"); + tdesc_create_reg (feature, "vr15", 88, 1, NULL, 128, "vec128"); + tdesc_create_reg (feature, "vr16", 89, 1, NULL, 128, "vec128"); + tdesc_create_reg (feature, "vr17", 90, 1, NULL, 128, "vec128"); + tdesc_create_reg (feature, "vr18", 91, 1, NULL, 128, "vec128"); + tdesc_create_reg (feature, "vr19", 92, 1, NULL, 128, "vec128"); + tdesc_create_reg (feature, "vr20", 93, 1, NULL, 128, "vec128"); + tdesc_create_reg (feature, "vr21", 94, 1, NULL, 128, "vec128"); + tdesc_create_reg (feature, "vr22", 95, 1, NULL, 128, "vec128"); + tdesc_create_reg (feature, "vr23", 96, 1, NULL, 128, "vec128"); + tdesc_create_reg (feature, "vr24", 97, 1, NULL, 128, "vec128"); + tdesc_create_reg (feature, "vr25", 98, 1, NULL, 128, "vec128"); + tdesc_create_reg (feature, "vr26", 99, 1, NULL, 128, "vec128"); + tdesc_create_reg (feature, "vr27", 100, 1, NULL, 128, "vec128"); + tdesc_create_reg (feature, "vr28", 101, 1, NULL, 128, "vec128"); + tdesc_create_reg (feature, "vr29", 102, 1, NULL, 128, "vec128"); + tdesc_create_reg (feature, "vr30", 103, 1, NULL, 128, "vec128"); + tdesc_create_reg (feature, "vr31", 104, 1, NULL, 128, "vec128"); + tdesc_create_reg (feature, "vscr", 105, 1, "vector", 32, "int"); + tdesc_create_reg (feature, "vrsave", 106, 1, "vector", 32, "int"); + + feature = tdesc_create_feature (result, "org.gnu.gdb.power.vsx"); + tdesc_create_reg (feature, "vs0h", 107, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "vs1h", 108, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "vs2h", 109, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "vs3h", 110, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "vs4h", 111, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "vs5h", 112, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "vs6h", 113, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "vs7h", 114, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "vs8h", 115, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "vs9h", 116, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "vs10h", 117, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "vs11h", 118, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "vs12h", 119, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "vs13h", 120, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "vs14h", 121, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "vs15h", 122, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "vs16h", 123, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "vs17h", 124, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "vs18h", 125, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "vs19h", 126, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "vs20h", 127, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "vs21h", 128, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "vs22h", 129, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "vs23h", 130, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "vs24h", 131, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "vs25h", 132, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "vs26h", 133, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "vs27h", 134, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "vs28h", 135, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "vs29h", 136, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "vs30h", 137, 1, NULL, 64, "uint64"); + tdesc_create_reg (feature, "vs31h", 138, 1, NULL, 64, "uint64"); + + feature = tdesc_create_feature (result, "org.gnu.gdb.power.ppr"); + tdesc_create_reg (feature, "ppr", 139, 1, NULL, 64, "uint64"); + + feature = tdesc_create_feature (result, "org.gnu.gdb.power.dscr"); + tdesc_create_reg (feature, "dscr", 140, 1, NULL, 64, "uint64"); + + tdesc_powerpc_isa205_ppr_dscr_vsx64l = result; +} diff --git a/gdb/features/rs6000/powerpc-isa205-ppr-dscr-vsx64l.xml b/gdb/features/rs6000/powerpc-isa205-ppr-dscr-vsx64l.xml new file mode 100644 index 0000000000..8cfd7ac1e5 --- /dev/null +++ b/gdb/features/rs6000/powerpc-isa205-ppr-dscr-vsx64l.xml @@ -0,0 +1,18 @@ + + + + + + powerpc:common64 + + + + + + + + diff --git a/gdb/gdbserver/configure.srv b/gdb/gdbserver/configure.srv index 72e6a0d87f..eef13966f1 100644 --- a/gdb/gdbserver/configure.srv +++ b/gdb/gdbserver/configure.srv @@ -32,7 +32,7 @@ else srv_amd64_linux_regobj="" fi -ipa_ppc_linux_regobj="powerpc-32l-ipa.o powerpc-altivec32l-ipa.o powerpc-cell32l-ipa.o powerpc-vsx32l-ipa.o powerpc-isa205-32l-ipa.o powerpc-isa205-altivec32l-ipa.o powerpc-isa205-vsx32l-ipa.o powerpc-e500l-ipa.o powerpc-64l-ipa.o powerpc-altivec64l-ipa.o powerpc-cell64l-ipa.o powerpc-vsx64l-ipa.o powerpc-isa205-64l-ipa.o powerpc-isa205-altivec64l-ipa.o powerpc-isa205-vsx64l-ipa.o" +ipa_ppc_linux_regobj="powerpc-32l-ipa.o powerpc-altivec32l-ipa.o powerpc-cell32l-ipa.o powerpc-vsx32l-ipa.o powerpc-isa205-32l-ipa.o powerpc-isa205-altivec32l-ipa.o powerpc-isa205-vsx32l-ipa.o powerpc-isa205-ppr-dscr-vsx32l-ipa.o powerpc-e500l-ipa.o powerpc-64l-ipa.o powerpc-altivec64l-ipa.o powerpc-cell64l-ipa.o powerpc-vsx64l-ipa.o powerpc-isa205-64l-ipa.o powerpc-isa205-altivec64l-ipa.o powerpc-isa205-vsx64l-ipa.o powerpc-isa205-ppr-dscr-vsx64l-ipa.o" # Linux object files. This is so we don't have to repeat # these files over and over again. @@ -217,6 +217,7 @@ case "${target}" in srv_regobj="${srv_regobj} powerpc-isa205-32l.o" srv_regobj="${srv_regobj} powerpc-isa205-altivec32l.o" srv_regobj="${srv_regobj} powerpc-isa205-vsx32l.o" + srv_regobj="${srv_regobj} powerpc-isa205-ppr-dscr-vsx32l.o" srv_regobj="${srv_regobj} powerpc-e500l.o" srv_regobj="${srv_regobj} powerpc-64l.o" srv_regobj="${srv_regobj} powerpc-altivec64l.o" @@ -225,6 +226,7 @@ case "${target}" in srv_regobj="${srv_regobj} powerpc-isa205-64l.o" srv_regobj="${srv_regobj} powerpc-isa205-altivec64l.o" srv_regobj="${srv_regobj} powerpc-isa205-vsx64l.o" + srv_regobj="${srv_regobj} powerpc-isa205-ppr-dscr-vsx64l.o" srv_tgtobj="$srv_linux_obj linux-ppc-low.o ppc-linux.o" srv_tgtobj="${srv_tgtobj} arch/ppc-linux-common.o" srv_xmlfiles="rs6000/powerpc-32l.xml" @@ -234,12 +236,15 @@ case "${target}" in srv_xmlfiles="${srv_xmlfiles} rs6000/powerpc-isa205-32l.xml" srv_xmlfiles="${srv_xmlfiles} rs6000/powerpc-isa205-altivec32l.xml" srv_xmlfiles="${srv_xmlfiles} rs6000/powerpc-isa205-vsx32l.xml" + srv_xmlfiles="${srv_xmlfiles} rs6000/powerpc-isa205-ppr-dscr-vsx32l.xml" srv_xmlfiles="${srv_xmlfiles} rs6000/power-altivec.xml" srv_xmlfiles="${srv_xmlfiles} rs6000/power-vsx.xml" srv_xmlfiles="${srv_xmlfiles} rs6000/power-core.xml" srv_xmlfiles="${srv_xmlfiles} rs6000/power-linux.xml" srv_xmlfiles="${srv_xmlfiles} rs6000/power-fpu.xml" srv_xmlfiles="${srv_xmlfiles} rs6000/power-fpu-isa205.xml" + srv_xmlfiles="${srv_xmlfiles} rs6000/power-dscr.xml" + srv_xmlfiles="${srv_xmlfiles} rs6000/power-ppr.xml" srv_xmlfiles="${srv_xmlfiles} rs6000/powerpc-e500l.xml" srv_xmlfiles="${srv_xmlfiles} rs6000/power-spe.xml" srv_xmlfiles="${srv_xmlfiles} rs6000/powerpc-64l.xml" @@ -249,6 +254,7 @@ case "${target}" in srv_xmlfiles="${srv_xmlfiles} rs6000/powerpc-isa205-64l.xml" srv_xmlfiles="${srv_xmlfiles} rs6000/powerpc-isa205-altivec64l.xml" srv_xmlfiles="${srv_xmlfiles} rs6000/powerpc-isa205-vsx64l.xml" + srv_xmlfiles="${srv_xmlfiles} rs6000/powerpc-isa205-ppr-dscr-vsx64l.xml" srv_xmlfiles="${srv_xmlfiles} rs6000/power64-core.xml" srv_xmlfiles="${srv_xmlfiles} rs6000/power64-linux.xml" srv_linux_usrregs=yes diff --git a/gdb/gdbserver/linux-ppc-ipa.c b/gdb/gdbserver/linux-ppc-ipa.c index f6861f0d98..c8b4c3b2da 100644 --- a/gdb/gdbserver/linux-ppc-ipa.c +++ b/gdb/gdbserver/linux-ppc-ipa.c @@ -191,6 +191,8 @@ get_ipa_tdesc (int idx) return tdesc_powerpc_isa205_altivec64l; case PPC_TDESC_ISA205_VSX: return tdesc_powerpc_isa205_vsx64l; + case PPC_TDESC_ISA205_PPR_DSCR_VSX: + return tdesc_powerpc_isa205_ppr_dscr_vsx64l; #else case PPC_TDESC_BASE: return tdesc_powerpc_32l; @@ -206,6 +208,8 @@ get_ipa_tdesc (int idx) return tdesc_powerpc_isa205_altivec32l; case PPC_TDESC_ISA205_VSX: return tdesc_powerpc_isa205_vsx32l; + case PPC_TDESC_ISA205_PPR_DSCR_VSX: + return tdesc_powerpc_isa205_ppr_dscr_vsx32l; case PPC_TDESC_E500: return tdesc_powerpc_e500l; #endif @@ -234,6 +238,7 @@ initialize_low_tracepoint (void) init_registers_powerpc_isa205_64l (); init_registers_powerpc_isa205_altivec64l (); init_registers_powerpc_isa205_vsx64l (); + init_registers_powerpc_isa205_ppr_dscr_vsx64l (); #else init_registers_powerpc_32l (); init_registers_powerpc_altivec32l (); @@ -242,6 +247,7 @@ initialize_low_tracepoint (void) init_registers_powerpc_isa205_32l (); init_registers_powerpc_isa205_altivec32l (); init_registers_powerpc_isa205_vsx32l (); + init_registers_powerpc_isa205_ppr_dscr_vsx32l (); init_registers_powerpc_e500l (); #endif } diff --git a/gdb/gdbserver/linux-ppc-low.c b/gdb/gdbserver/linux-ppc-low.c index d1ab69fac9..45b4bb301c 100644 --- a/gdb/gdbserver/linux-ppc-low.c +++ b/gdb/gdbserver/linux-ppc-low.c @@ -20,6 +20,8 @@ #include "server.h" #include "linux-low.h" +#include "elf/common.h" +#include #include #include @@ -42,6 +44,7 @@ #define PPC_BD(insn) (PPC_SEXT (PPC_FIELD (insn, 16, 14), 14) << 2) static unsigned long ppc_hwcap; +static unsigned long ppc_hwcap2; #define ppc_num_regs 73 @@ -117,6 +120,21 @@ static int ppc_regmap_e500[] = #endif static int +ppc_check_regset (int tid, int regset_id, int regsetsize) +{ + void *buf = alloca (regsetsize); + struct iovec iov; + + iov.iov_base = buf; + iov.iov_len = regsetsize; + + if (ptrace (PTRACE_GETREGSET, tid, regset_id, &iov) >= 0 + || errno == ENODATA) + return 1; + return 0; +} + +static int ppc_cannot_store_register (int regno) { const struct target_desc *tdesc = current_process ()->tdesc; @@ -460,6 +478,38 @@ static void ppc_fill_gregset (struct regcache *regcache, void *buf) } static void +ppc_fill_pprregset (struct regcache *regcache, void *buf) +{ + char *ppr = (char *) buf; + + collect_register_by_name (regcache, "ppr", ppr); +} + +static void +ppc_store_pprregset (struct regcache *regcache, const void *buf) +{ + const char *ppr = (const char *) buf; + + supply_register_by_name (regcache, "ppr", ppr); +} + +static void +ppc_fill_dscrregset (struct regcache *regcache, void *buf) +{ + char *dscr = (char *) buf; + + collect_register_by_name (regcache, "dscr", dscr); +} + +static void +ppc_store_dscrregset (struct regcache *regcache, const void *buf) +{ + const char *dscr = (const char *) buf; + + supply_register_by_name (regcache, "dscr", dscr); +} + +static void ppc_fill_vsxregset (struct regcache *regcache, void *buf) { int i, base; @@ -568,6 +618,10 @@ static struct regset_info ppc_regsets[] = { fetch them every time, but still fall back to PTRACE_PEEKUSER for the general registers. Some kernels support these, but not the newer PPC_PTRACE_GETREGS. */ + { PTRACE_GETREGSET, PTRACE_SETREGSET, NT_PPC_PPR, 0, EXTENDED_REGS, + ppc_fill_pprregset, ppc_store_pprregset }, + { PTRACE_GETREGSET, PTRACE_SETREGSET, NT_PPC_DSCR, 0, EXTENDED_REGS, + ppc_fill_dscrregset, ppc_store_dscrregset }, { PTRACE_GETVSXREGS, PTRACE_SETVSXREGS, 0, 0, EXTENDED_REGS, ppc_fill_vsxregset, ppc_store_vsxregset }, { PTRACE_GETVRREGS, PTRACE_SETVRREGS, 0, 0, EXTENDED_REGS, @@ -625,6 +679,7 @@ ppc_arch_setup (void) /* The value of current_process ()->tdesc needs to be set for this call. */ ppc_get_auxv (AT_HWCAP, &ppc_hwcap); + ppc_get_auxv (AT_HWCAP2, &ppc_hwcap2); features.isa205 = ppc_linux_has_isa205 (ppc_hwcap); @@ -634,6 +689,11 @@ ppc_arch_setup (void) if (ppc_hwcap & PPC_FEATURE_HAS_ALTIVEC) features.altivec = true; + if ((ppc_hwcap2 & PPC_FEATURE2_DSCR) + && ppc_check_regset (tid, NT_PPC_DSCR, PPC_LINUX_SIZEOF_DSCRREGSET) + && ppc_check_regset (tid, NT_PPC_PPR, PPC_LINUX_SIZEOF_PPRREGSET)) + features.ppr_dscr = true; + if (ppc_hwcap & PPC_FEATURE_CELL) features.cell = true; @@ -678,6 +738,21 @@ ppc_arch_setup (void) else regset->size = 0; break; + case PTRACE_GETREGSET: + switch (regset->nt_type) + { + case NT_PPC_PPR: + regset->size = (features.ppr_dscr ? + PPC_LINUX_SIZEOF_PPRREGSET : 0); + break; + case NT_PPC_DSCR: + regset->size = (features.ppr_dscr ? + PPC_LINUX_SIZEOF_DSCRREGSET : 0); + break; + default: + break; + } + break; default: break; } @@ -3053,6 +3128,8 @@ ppc_get_ipa_tdesc_idx (void) return PPC_TDESC_ISA205_ALTIVEC; if (tdesc == tdesc_powerpc_isa205_vsx64l) return PPC_TDESC_ISA205_VSX; + if (tdesc == tdesc_powerpc_isa205_ppr_dscr_vsx64l) + return PPC_TDESC_ISA205_PPR_DSCR_VSX; #endif if (tdesc == tdesc_powerpc_32l) @@ -3069,6 +3146,8 @@ ppc_get_ipa_tdesc_idx (void) return PPC_TDESC_ISA205_ALTIVEC; if (tdesc == tdesc_powerpc_isa205_vsx32l) return PPC_TDESC_ISA205_VSX; + if (tdesc == tdesc_powerpc_isa205_ppr_dscr_vsx32l) + return PPC_TDESC_ISA205_PPR_DSCR_VSX; if (tdesc == tdesc_powerpc_e500l) return PPC_TDESC_E500; @@ -3127,6 +3206,7 @@ initialize_low_arch (void) init_registers_powerpc_isa205_32l (); init_registers_powerpc_isa205_altivec32l (); init_registers_powerpc_isa205_vsx32l (); + init_registers_powerpc_isa205_ppr_dscr_vsx32l (); init_registers_powerpc_e500l (); #if __powerpc64__ init_registers_powerpc_64l (); @@ -3136,6 +3216,7 @@ initialize_low_arch (void) init_registers_powerpc_isa205_64l (); init_registers_powerpc_isa205_altivec64l (); init_registers_powerpc_isa205_vsx64l (); + init_registers_powerpc_isa205_ppr_dscr_vsx64l (); #endif initialize_regsets_info (&ppc_regsets_info); diff --git a/gdb/gdbserver/linux-ppc-tdesc-init.h b/gdb/gdbserver/linux-ppc-tdesc-init.h index 422e7bd9c4..c5c10c0670 100644 --- a/gdb/gdbserver/linux-ppc-tdesc-init.h +++ b/gdb/gdbserver/linux-ppc-tdesc-init.h @@ -29,6 +29,7 @@ enum ppc_linux_tdesc { PPC_TDESC_ISA205, PPC_TDESC_ISA205_ALTIVEC, PPC_TDESC_ISA205_VSX, + PPC_TDESC_ISA205_PPR_DSCR_VSX, PPC_TDESC_E500, }; @@ -55,6 +56,9 @@ void init_registers_powerpc_isa205_altivec32l (void); /* Defined in auto-generated file powerpc-isa205-vsx32l.c. */ void init_registers_powerpc_isa205_vsx32l (void); +/* Defined in auto-generated file powerpc-isa205-ppr-dscr-vsx32l.c. */ +void init_registers_powerpc_isa205_ppr_dscr_vsx32l (void); + /* Defined in auto-generated file powerpc-e500l.c. */ void init_registers_powerpc_e500l (void); @@ -83,4 +87,7 @@ void init_registers_powerpc_isa205_altivec64l (void); /* Defined in auto-generated file powerpc-isa205-vsx64l.c. */ void init_registers_powerpc_isa205_vsx64l (void); +/* Defined in auto-generated file powerpc-isa205-ppr-dscr-vsx64l.c. */ +void init_registers_powerpc_isa205_ppr_dscr_vsx64l (void); + #endif diff --git a/gdb/nat/ppc-linux.h b/gdb/nat/ppc-linux.h index 3d4d4fdc56..c2b8b0e80c 100644 --- a/gdb/nat/ppc-linux.h +++ b/gdb/nat/ppc-linux.h @@ -51,6 +51,9 @@ #ifndef PPC_FEATURE_HAS_SPE #define PPC_FEATURE_HAS_SPE 0x00800000 #endif +#ifndef PPC_FEATURE2_DSCR +#define PPC_FEATURE2_DSCR 0x20000000 +#endif /* Glibc's headers don't define PTRACE_GETVRREGS so we cannot use a configure time check. Some older glibc's (for instance 2.2.1) @@ -82,6 +85,16 @@ #define PTRACE_SETEVRREGS 21 #endif +/* Program Priority Register. */ +#ifndef NT_PPC_PPR +#define NT_PPC_PPR 0x104 +#endif + +/* Data Stream Control Register. */ +#ifndef NT_PPC_DSCR +#define NT_PPC_DSCR 0x105 +#endif + /* Return the wordsize of the target, either 4 or 8 bytes. */ int ppc_linux_target_wordsize (int tid); diff --git a/gdb/ppc-linux-nat.c b/gdb/ppc-linux-nat.c index f96fba4b00..d958070bd6 100644 --- a/gdb/ppc-linux-nat.c +++ b/gdb/ppc-linux-nat.c @@ -31,6 +31,7 @@ #include #include #include +#include #include "gdb_wait.h" #include #include @@ -528,10 +529,83 @@ fetch_spe_register (struct regcache *regcache, int tid, int regno) regcache->raw_supply (tdep->ppc_spefscr_regnum, &evrregs.spefscr); } +/* Use ptrace to fetch all registers from the register set with note + type REGSET_ID, size REGSIZE, and layout described by REGSET, from + process/thread TID and supply their values to REGCACHE. If ptrace + returns ENODATA to indicate the regset is unavailable, mark the + registers as unavailable in REGCACHE. */ + +static void +fetch_regset (struct regcache *regcache, int tid, + int regset_id, int regsetsize, const struct regset *regset) +{ + void *buf = alloca (regsetsize); + struct iovec iov; + + iov.iov_base = buf; + iov.iov_len = regsetsize; + + if (ptrace (PTRACE_GETREGSET, tid, regset_id, &iov) < 0) + { + if (errno == ENODATA) + regcache_supply_regset (regset, regcache, -1, NULL, regsetsize); + else + perror_with_name (_("Couldn't get register set")); + } + else + regcache_supply_regset (regset, regcache, -1, buf, regsetsize); +} + +/* Use ptrace to store register REGNUM of the regset with note type + REGSET_ID, size REGSETSIZE, and layout described by REGSET, from + REGCACHE back to process/thread TID. If REGNUM is -1 all registers + in the set are collected and stored. */ + +static void +store_regset (const struct regcache *regcache, int tid, int regnum, + int regset_id, int regsetsize, const struct regset *regset) +{ + void *buf = alloca (regsetsize); + struct iovec iov; + + iov.iov_base = buf; + iov.iov_len = regsetsize; + + /* Make sure that the buffer that will be stored has up to date values + for the registers that won't be collected. */ + if (ptrace (PTRACE_GETREGSET, tid, regset_id, &iov) < 0) + perror_with_name (_("Couldn't get register set")); + + regcache_collect_regset (regset, regcache, regnum, buf, regsetsize); + + if (ptrace (PTRACE_SETREGSET, tid, regset_id, &iov) < 0) + perror_with_name (_("Couldn't set register set")); +} + +/* Check whether the kernel provides a register set with number + REGSET_ID of size REGSETSIZE for process/thread TID. */ + +static bool +check_regset (int tid, int regset_id, int regsetsize) +{ + void *buf = alloca (regsetsize); + struct iovec iov; + + iov.iov_base = buf; + iov.iov_len = regsetsize; + + if (ptrace (PTRACE_GETREGSET, tid, regset_id, &iov) >= 0 + || errno == ENODATA) + return true; + else + return false; +} + static void fetch_register (struct regcache *regcache, int tid, int regno) { struct gdbarch *gdbarch = regcache->arch (); + struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch); /* This isn't really an address. But ptrace thinks of it as one. */ CORE_ADDR regaddr = ppc_register_u_addr (gdbarch, regno); int bytes_transferred; @@ -565,6 +639,24 @@ fetch_register (struct regcache *regcache, int tid, int regno) fetch_spe_register (regcache, tid, regno); return; } + else if (regno == PPC_DSCR_REGNUM) + { + gdb_assert (tdep->ppc_dscr_regnum != -1); + + fetch_regset (regcache, tid, NT_PPC_DSCR, + PPC_LINUX_SIZEOF_DSCRREGSET, + &ppc32_linux_dscrregset); + return; + } + else if (regno == PPC_PPR_REGNUM) + { + gdb_assert (tdep->ppc_ppr_regnum != -1); + + fetch_regset (regcache, tid, NT_PPC_PPR, + PPC_LINUX_SIZEOF_PPRREGSET, + &ppc32_linux_pprregset); + return; + } if (regaddr == -1) { @@ -758,6 +850,14 @@ fetch_ppc_registers (struct regcache *regcache, int tid) fetch_vsx_registers (regcache, tid, -1); if (tdep->ppc_ev0_upper_regnum >= 0) fetch_spe_register (regcache, tid, -1); + if (tdep->ppc_ppr_regnum != -1) + fetch_regset (regcache, tid, NT_PPC_PPR, + PPC_LINUX_SIZEOF_PPRREGSET, + &ppc32_linux_pprregset); + if (tdep->ppc_dscr_regnum != -1) + fetch_regset (regcache, tid, NT_PPC_DSCR, + PPC_LINUX_SIZEOF_DSCRREGSET, + &ppc32_linux_dscrregset); } /* Fetch registers from the child process. Fetch all registers if @@ -938,6 +1038,24 @@ store_register (const struct regcache *regcache, int tid, int regno) store_spe_register (regcache, tid, regno); return; } + else if (regno == PPC_DSCR_REGNUM) + { + gdb_assert (tdep->ppc_dscr_regnum != -1); + + store_regset (regcache, tid, regno, NT_PPC_DSCR, + PPC_LINUX_SIZEOF_DSCRREGSET, + &ppc32_linux_dscrregset); + return; + } + else if (regno == PPC_PPR_REGNUM) + { + gdb_assert (tdep->ppc_ppr_regnum != -1); + + store_regset (regcache, tid, regno, NT_PPC_PPR, + PPC_LINUX_SIZEOF_PPRREGSET, + &ppc32_linux_pprregset); + return; + } if (regaddr == -1) return; @@ -1149,6 +1267,14 @@ store_ppc_registers (const struct regcache *regcache, int tid) store_vsx_registers (regcache, tid, -1); if (tdep->ppc_ev0_upper_regnum >= 0) store_spe_register (regcache, tid, -1); + if (tdep->ppc_ppr_regnum != -1) + store_regset (regcache, tid, -1, NT_PPC_PPR, + PPC_LINUX_SIZEOF_PPRREGSET, + &ppc32_linux_pprregset); + if (tdep->ppc_dscr_regnum != -1) + store_regset (regcache, tid, -1, NT_PPC_DSCR, + PPC_LINUX_SIZEOF_DSCRREGSET, + &ppc32_linux_dscrregset); } /* Fetch the AT_HWCAP entry from the aux vector. */ @@ -1163,6 +1289,19 @@ ppc_linux_get_hwcap (void) return field; } +/* Fetch the AT_HWCAP2 entry from the aux vector. */ + +static CORE_ADDR +ppc_linux_get_hwcap2 (void) +{ + CORE_ADDR field; + + if (target_auxv_search (current_top_target (), AT_HWCAP2, &field) != 1) + return 0; + + return field; +} + /* The cached DABR value, to install in new threads. This variable is used when the PowerPC HWDEBUG ptrace interface is not available. */ @@ -2222,6 +2361,7 @@ ppc_linux_nat_target::read_description () features.wordsize = ppc_linux_target_wordsize (tid); CORE_ADDR hwcap = ppc_linux_get_hwcap (); + CORE_ADDR hwcap2 = ppc_linux_get_hwcap2 (); if (have_ptrace_getsetvsxregs && (hwcap & PPC_FEATURE_HAS_VSX)) @@ -2256,6 +2396,11 @@ ppc_linux_nat_target::read_description () features.isa205 = ppc_linux_has_isa205 (hwcap); + if ((hwcap2 & PPC_FEATURE2_DSCR) + && check_regset (tid, NT_PPC_PPR, PPC_LINUX_SIZEOF_PPRREGSET) + && check_regset (tid, NT_PPC_DSCR, PPC_LINUX_SIZEOF_DSCRREGSET)) + features.ppr_dscr = true; + return ppc_linux_match_description (features); } diff --git a/gdb/ppc-linux-tdep.c b/gdb/ppc-linux-tdep.c index b9bd775695..54fc0bb796 100644 --- a/gdb/ppc-linux-tdep.c +++ b/gdb/ppc-linux-tdep.c @@ -71,6 +71,7 @@ #include "features/rs6000/powerpc-isa205-32l.c" #include "features/rs6000/powerpc-isa205-altivec32l.c" #include "features/rs6000/powerpc-isa205-vsx32l.c" +#include "features/rs6000/powerpc-isa205-ppr-dscr-vsx32l.c" #include "features/rs6000/powerpc-64l.c" #include "features/rs6000/powerpc-altivec64l.c" #include "features/rs6000/powerpc-cell64l.c" @@ -78,6 +79,7 @@ #include "features/rs6000/powerpc-isa205-64l.c" #include "features/rs6000/powerpc-isa205-altivec64l.c" #include "features/rs6000/powerpc-isa205-vsx64l.c" +#include "features/rs6000/powerpc-isa205-ppr-dscr-vsx64l.c" #include "features/rs6000/powerpc-e500l.c" /* Shared library operations for PowerPC-Linux. */ @@ -485,6 +487,18 @@ static const struct ppc_reg_offsets ppc64_linux_reg_offsets = /* .fpscr_size = */ 8 }; +static const struct regcache_map_entry ppc32_regmap_ppr[] = + { + { 1, PPC_PPR_REGNUM, 8 }, + { 0 } + }; + +static const struct regcache_map_entry ppc32_regmap_dscr[] = + { + { 1, PPC_DSCR_REGNUM, 8 }, + { 0 } + }; + static const struct regset ppc32_linux_gregset = { &ppc32_linux_reg_offsets, ppc_linux_supply_gregset, @@ -547,6 +561,18 @@ static const struct regset ppc32_linux_vsxregset = { regcache_collect_regset }; +const struct regset ppc32_linux_pprregset = { + ppc32_regmap_ppr, + regcache_supply_regset, + regcache_collect_regset +}; + +const struct regset ppc32_linux_dscrregset = { + ppc32_regmap_dscr, + regcache_supply_regset, + regcache_collect_regset +}; + const struct regset * ppc_linux_gregset (int wordsize) { @@ -585,6 +611,8 @@ ppc_linux_iterate_over_regset_sections (struct gdbarch *gdbarch, struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch); int have_altivec = tdep->ppc_vr0_regnum != -1; int have_vsx = tdep->ppc_vsr0_upper_regnum != -1; + int have_ppr = tdep->ppc_ppr_regnum != -1; + int have_dscr = tdep->ppc_dscr_regnum != -1; if (tdep->wordsize == 4) cb (".reg", 48 * 4, &ppc32_linux_gregset, NULL, cb_data); @@ -603,6 +631,15 @@ ppc_linux_iterate_over_regset_sections (struct gdbarch *gdbarch, if (have_vsx) cb (".reg-ppc-vsx", PPC_LINUX_SIZEOF_VSXREGSET, &ppc32_linux_vsxregset, "POWER7 VSX", cb_data); + + if (have_ppr) + cb (".reg-ppc-ppr", PPC_LINUX_SIZEOF_PPRREGSET, + &ppc32_linux_pprregset, "Priority Program Register", cb_data); + + if (have_dscr) + cb (".reg-ppc-dscr", PPC_LINUX_SIZEOF_DSCRREGSET, + &ppc32_linux_dscrregset, "Data Stream Control Register", + cb_data); } static void @@ -1015,6 +1052,8 @@ ppc_linux_core_read_description (struct gdbarch *gdbarch, asection *altivec = bfd_get_section_by_name (abfd, ".reg-ppc-vmx"); asection *vsx = bfd_get_section_by_name (abfd, ".reg-ppc-vsx"); asection *section = bfd_get_section_by_name (abfd, ".reg"); + asection *ppr = bfd_get_section_by_name (abfd, ".reg-ppc-ppr"); + asection *dscr = bfd_get_section_by_name (abfd, ".reg-ppc-dscr"); if (! section) return NULL; @@ -1047,6 +1086,9 @@ ppc_linux_core_read_description (struct gdbarch *gdbarch, features.isa205 = ppc_linux_has_isa205 (hwcap); + if (ppr && dscr) + features.ppr_dscr = true; + return ppc_linux_match_description (features); } @@ -1920,6 +1962,7 @@ _initialize_ppc_linux_tdep (void) initialize_tdesc_powerpc_isa205_32l (); initialize_tdesc_powerpc_isa205_altivec32l (); initialize_tdesc_powerpc_isa205_vsx32l (); + initialize_tdesc_powerpc_isa205_ppr_dscr_vsx32l (); initialize_tdesc_powerpc_64l (); initialize_tdesc_powerpc_altivec64l (); initialize_tdesc_powerpc_cell64l (); @@ -1927,5 +1970,6 @@ _initialize_ppc_linux_tdep (void) initialize_tdesc_powerpc_isa205_64l (); initialize_tdesc_powerpc_isa205_altivec64l (); initialize_tdesc_powerpc_isa205_vsx64l (); + initialize_tdesc_powerpc_isa205_ppr_dscr_vsx64l (); initialize_tdesc_powerpc_e500l (); } diff --git a/gdb/ppc-linux-tdep.h b/gdb/ppc-linux-tdep.h index 51f4b506a1..e8ae23137c 100644 --- a/gdb/ppc-linux-tdep.h +++ b/gdb/ppc-linux-tdep.h @@ -44,4 +44,8 @@ enum { /* Return 1 if PPC_ORIG_R3_REGNUM and PPC_TRAP_REGNUM are usable. */ int ppc_linux_trap_reg_p (struct gdbarch *gdbarch); +/* Additional register sets, defined in ppc-linux-tdep.c. */ +extern const struct regset ppc32_linux_pprregset; +extern const struct regset ppc32_linux_dscrregset; + #endif /* PPC_LINUX_TDEP_H */ diff --git a/gdb/ppc-tdep.h b/gdb/ppc-tdep.h index c3571cbd51..86b5a3645d 100644 --- a/gdb/ppc-tdep.h +++ b/gdb/ppc-tdep.h @@ -253,6 +253,12 @@ struct gdbarch_tdep int ppc_acc_regnum; /* SPE 'acc' register. */ int ppc_spefscr_regnum; /* SPE 'spefscr' register. */ + /* Program Priority Register. */ + int ppc_ppr_regnum; + + /* Data Stream Control Register. */ + int ppc_dscr_regnum; + /* Decimal 128 registers. */ int ppc_dl0_regnum; /* First Decimal128 argument register pair. */ @@ -309,6 +315,8 @@ enum { PPC_VRSAVE_REGNUM = 139, PPC_VSR0_UPPER_REGNUM = 140, PPC_VSR31_UPPER_REGNUM = 171, + PPC_PPR_REGNUM = 172, + PPC_DSCR_REGNUM = 173, PPC_NUM_REGS }; diff --git a/gdb/regformats/rs6000/powerpc-isa205-ppr-dscr-vsx32l.dat b/gdb/regformats/rs6000/powerpc-isa205-ppr-dscr-vsx32l.dat new file mode 100644 index 0000000000..31a7d02e95 --- /dev/null +++ b/gdb/regformats/rs6000/powerpc-isa205-ppr-dscr-vsx32l.dat @@ -0,0 +1,146 @@ +# THIS FILE IS GENERATED. -*- buffer-read-only: t -*- vi :set ro: +# Generated from: rs6000/powerpc-isa205-ppr-dscr-vsx32l.xml +name:powerpc_isa205_ppr_dscr_vsx32l +xmltarget:powerpc-isa205-ppr-dscr-vsx32l.xml +expedite:r1,pc +32:r0 +32:r1 +32:r2 +32:r3 +32:r4 +32:r5 +32:r6 +32:r7 +32:r8 +32:r9 +32:r10 +32:r11 +32:r12 +32:r13 +32:r14 +32:r15 +32:r16 +32:r17 +32:r18 +32:r19 +32:r20 +32:r21 +32:r22 +32:r23 +32:r24 +32:r25 +32:r26 +32:r27 +32:r28 +32:r29 +32:r30 +32:r31 +64:f0 +64:f1 +64:f2 +64:f3 +64:f4 +64:f5 +64:f6 +64:f7 +64:f8 +64:f9 +64:f10 +64:f11 +64:f12 +64:f13 +64:f14 +64:f15 +64:f16 +64:f17 +64:f18 +64:f19 +64:f20 +64:f21 +64:f22 +64:f23 +64:f24 +64:f25 +64:f26 +64:f27 +64:f28 +64:f29 +64:f30 +64:f31 +32:pc +32:msr +32:cr +32:lr +32:ctr +32:xer +64:fpscr +32:orig_r3 +32:trap +128:vr0 +128:vr1 +128:vr2 +128:vr3 +128:vr4 +128:vr5 +128:vr6 +128:vr7 +128:vr8 +128:vr9 +128:vr10 +128:vr11 +128:vr12 +128:vr13 +128:vr14 +128:vr15 +128:vr16 +128:vr17 +128:vr18 +128:vr19 +128:vr20 +128:vr21 +128:vr22 +128:vr23 +128:vr24 +128:vr25 +128:vr26 +128:vr27 +128:vr28 +128:vr29 +128:vr30 +128:vr31 +32:vscr +32:vrsave +64:vs0h +64:vs1h +64:vs2h +64:vs3h +64:vs4h +64:vs5h +64:vs6h +64:vs7h +64:vs8h +64:vs9h +64:vs10h +64:vs11h +64:vs12h +64:vs13h +64:vs14h +64:vs15h +64:vs16h +64:vs17h +64:vs18h +64:vs19h +64:vs20h +64:vs21h +64:vs22h +64:vs23h +64:vs24h +64:vs25h +64:vs26h +64:vs27h +64:vs28h +64:vs29h +64:vs30h +64:vs31h +64:ppr +64:dscr diff --git a/gdb/regformats/rs6000/powerpc-isa205-ppr-dscr-vsx64l.dat b/gdb/regformats/rs6000/powerpc-isa205-ppr-dscr-vsx64l.dat new file mode 100644 index 0000000000..74c8feb3ee --- /dev/null +++ b/gdb/regformats/rs6000/powerpc-isa205-ppr-dscr-vsx64l.dat @@ -0,0 +1,146 @@ +# THIS FILE IS GENERATED. -*- buffer-read-only: t -*- vi :set ro: +# Generated from: rs6000/powerpc-isa205-ppr-dscr-vsx64l.xml +name:powerpc_isa205_ppr_dscr_vsx64l +xmltarget:powerpc-isa205-ppr-dscr-vsx64l.xml +expedite:r1,pc +64:r0 +64:r1 +64:r2 +64:r3 +64:r4 +64:r5 +64:r6 +64:r7 +64:r8 +64:r9 +64:r10 +64:r11 +64:r12 +64:r13 +64:r14 +64:r15 +64:r16 +64:r17 +64:r18 +64:r19 +64:r20 +64:r21 +64:r22 +64:r23 +64:r24 +64:r25 +64:r26 +64:r27 +64:r28 +64:r29 +64:r30 +64:r31 +64:f0 +64:f1 +64:f2 +64:f3 +64:f4 +64:f5 +64:f6 +64:f7 +64:f8 +64:f9 +64:f10 +64:f11 +64:f12 +64:f13 +64:f14 +64:f15 +64:f16 +64:f17 +64:f18 +64:f19 +64:f20 +64:f21 +64:f22 +64:f23 +64:f24 +64:f25 +64:f26 +64:f27 +64:f28 +64:f29 +64:f30 +64:f31 +64:pc +64:msr +32:cr +64:lr +64:ctr +32:xer +64:fpscr +64:orig_r3 +64:trap +128:vr0 +128:vr1 +128:vr2 +128:vr3 +128:vr4 +128:vr5 +128:vr6 +128:vr7 +128:vr8 +128:vr9 +128:vr10 +128:vr11 +128:vr12 +128:vr13 +128:vr14 +128:vr15 +128:vr16 +128:vr17 +128:vr18 +128:vr19 +128:vr20 +128:vr21 +128:vr22 +128:vr23 +128:vr24 +128:vr25 +128:vr26 +128:vr27 +128:vr28 +128:vr29 +128:vr30 +128:vr31 +32:vscr +32:vrsave +64:vs0h +64:vs1h +64:vs2h +64:vs3h +64:vs4h +64:vs5h +64:vs6h +64:vs7h +64:vs8h +64:vs9h +64:vs10h +64:vs11h +64:vs12h +64:vs13h +64:vs14h +64:vs15h +64:vs16h +64:vs17h +64:vs18h +64:vs19h +64:vs20h +64:vs21h +64:vs22h +64:vs23h +64:vs24h +64:vs25h +64:vs26h +64:vs27h +64:vs28h +64:vs29h +64:vs30h +64:vs31h +64:ppr +64:dscr diff --git a/gdb/rs6000-tdep.c b/gdb/rs6000-tdep.c index 573e5c7c78..5a9835af90 100644 --- a/gdb/rs6000-tdep.c +++ b/gdb/rs6000-tdep.c @@ -4414,6 +4414,17 @@ ppc_process_record_op31 (struct gdbarch *gdbarch, struct regcache *regcache, case 570: /* Count Trailing Zeros Doubleword */ case 890: /* Extend-Sign Word and Shift Left Immediate (445) */ case 890 | 1: /* Extend-Sign Word and Shift Left Immediate (445) */ + + if (ext == 444 && tdep->ppc_ppr_regnum >= 0 + && (PPC_RS (insn) == PPC_RA (insn)) + && (PPC_RA (insn) == PPC_RB (insn)) + && !PPC_RC (insn)) + { + /* or Rx,Rx,Rx alters PRI in PPR. */ + record_full_arch_list_add_reg (regcache, tdep->ppc_ppr_regnum); + return 0; + } + if (PPC_RC (insn)) record_full_arch_list_add_reg (regcache, tdep->ppc_cr_regnum); record_full_arch_list_add_reg (regcache, @@ -4623,6 +4634,10 @@ ppc_process_record_op31 (struct gdbarch *gdbarch, struct regcache *regcache, case 1: /* XER */ record_full_arch_list_add_reg (regcache, tdep->ppc_xer_regnum); return 0; + case 3: /* DSCR */ + if (tdep->ppc_dscr_regnum >= 0) + record_full_arch_list_add_reg (regcache, tdep->ppc_dscr_regnum); + return 0; case 8: /* LR */ record_full_arch_list_add_reg (regcache, tdep->ppc_lr_regnum); return 0; @@ -4632,6 +4647,11 @@ ppc_process_record_op31 (struct gdbarch *gdbarch, struct regcache *regcache, case 256: /* VRSAVE */ record_full_arch_list_add_reg (regcache, tdep->ppc_vrsave_regnum); return 0; + case 896: + case 898: /* PPR */ + if (tdep->ppc_ppr_regnum >= 0) + record_full_arch_list_add_reg (regcache, tdep->ppc_ppr_regnum); + return 0; } goto UNKNOWN_OP; @@ -5794,7 +5814,7 @@ rs6000_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches) enum powerpc_vector_abi vector_abi = powerpc_vector_abi_global; enum powerpc_elf_abi elf_abi = POWERPC_ELF_AUTO; int have_fpu = 0, have_spe = 0, have_mq = 0, have_altivec = 0; - int have_dfp = 0, have_vsx = 0; + int have_dfp = 0, have_vsx = 0, have_ppr = 0, have_dscr = 0; int tdesc_wordsize = -1; const struct target_desc *tdesc = info.target_desc; struct tdesc_arch_data *tdesc_data = NULL; @@ -6077,6 +6097,44 @@ rs6000_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches) } else have_spe = 0; + + /* Program Priority Register. */ + feature = tdesc_find_feature (tdesc, + "org.gnu.gdb.power.ppr"); + if (feature != NULL) + { + valid_p = 1; + valid_p &= tdesc_numbered_register (feature, tdesc_data, + PPC_PPR_REGNUM, "ppr"); + + if (!valid_p) + { + tdesc_data_cleanup (tdesc_data); + return NULL; + } + have_ppr = 1; + } + else + have_ppr = 0; + + /* Data Stream Control Register. */ + feature = tdesc_find_feature (tdesc, + "org.gnu.gdb.power.dscr"); + if (feature != NULL) + { + valid_p = 1; + valid_p &= tdesc_numbered_register (feature, tdesc_data, + PPC_DSCR_REGNUM, "dscr"); + + if (!valid_p) + { + tdesc_data_cleanup (tdesc_data); + return NULL; + } + have_dscr = 1; + } + else + have_dscr = 0; } /* If we have a 64-bit binary on a 32-bit target, complain. Also @@ -6271,6 +6329,8 @@ rs6000_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches) tdep->ppc_ev0_upper_regnum = have_spe ? PPC_SPE_UPPER_GP0_REGNUM : -1; tdep->ppc_acc_regnum = have_spe ? PPC_SPE_ACC_REGNUM : -1; tdep->ppc_spefscr_regnum = have_spe ? PPC_SPE_FSCR_REGNUM : -1; + tdep->ppc_ppr_regnum = have_ppr ? PPC_PPR_REGNUM : -1; + tdep->ppc_dscr_regnum = have_dscr ? PPC_DSCR_REGNUM : -1; set_gdbarch_pc_regnum (gdbarch, PPC_PC_REGNUM); set_gdbarch_sp_regnum (gdbarch, PPC_R0_REGNUM + 1); diff --git a/gdb/testsuite/gdb.arch/powerpc-ppr-dscr.c b/gdb/testsuite/gdb.arch/powerpc-ppr-dscr.c new file mode 100644 index 0000000000..81a3a8d206 --- /dev/null +++ b/gdb/testsuite/gdb.arch/powerpc-ppr-dscr.c @@ -0,0 +1,34 @@ +/* This testcase is part of GDB, the GNU debugger. + + Copyright (C) 2018 Free Software Foundation, Inc. + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see . */ + +int main (void) +{ + /* Set Load Stream Disable bit in DSCR. */ + unsigned long dscr = 0x20; + + /* This is the non-privileged SPR number to access DSCR, + available since isa 207. */ + asm volatile ("mtspr 3,%0" : : "r" (dscr)); + + /* Set PPR to low priority (010 in bits 11:13, or + 0x0008000000000000). */ + asm volatile ("or 1,1,1"); + asm volatile ("nop"); // marker + asm volatile ("nop"); + + return 0; +} diff --git a/gdb/testsuite/gdb.arch/powerpc-ppr-dscr.exp b/gdb/testsuite/gdb.arch/powerpc-ppr-dscr.exp new file mode 100644 index 0000000000..6767c36d9b --- /dev/null +++ b/gdb/testsuite/gdb.arch/powerpc-ppr-dscr.exp @@ -0,0 +1,117 @@ +# Copyright (C) 2018 Free Software Foundation, Inc. + +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 3 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program. If not, see . + +# This file is part of the gdb testsuite. + +# Test access to special purpose registers PPR and DSCR. + +if {![istarget "powerpc*-*-linux*"]} then { + verbose "Skipping PowerPC test for PPR and DSCR registers." + return +} + +standard_testfile .c + +if {[build_executable "compile" $binfile $srcfile {debug}] == -1} { + return +} + +proc check_register_access { regname } { + global gdb_prompt + + set test "$regname register access" + gdb_test_multiple "info reg $regname" "$test" { + -re "Invalid register.*\r\n$gdb_prompt $" { + unsupported "$test" + return 0 + } + -re "\r\n$regname.*\r\n$gdb_prompt $" { + pass "$test" + return 1 + } + } + return 0 +} + +# Do one pass to check if the instructions in our test programs are +# available to this processor (e.g. mtspr 3, RS for accessing DSCR). +proc ppr_dscr_available {} { + global gdb_prompt + global inferior_exited_re + + set test "PPR/DSCR available to inferior" + gdb_test_multiple "continue" "" { + -re "Illegal instruction.*\r\n$gdb_prompt $" { + unsupported "$test" + return 0 + } + -re "$inferior_exited_re normally.*$gdb_prompt $" { + pass "$test" + return 1 + } + } + return 0 +} + +with_test_prefix "check PPR/DSCR access" { + clean_restart $binfile + + if ![runto_main] { + return + } + + if {![check_register_access "ppr"]} { + return + } + + if {![check_register_access "dscr"]} { + return + } + + if {![ppr_dscr_available]} { + return + } +} + +# Now do the actual test +clean_restart $binfile + +if ![runto_main] { + return +} + +gdb_breakpoint [gdb_get_line_number "marker"] + +gdb_continue_to_breakpoint "continue to marker" + +# At the breakpoint the inferior should have set the +# registers to these expected values. + +with_test_prefix "before write" { + gdb_test "info reg dscr" "dscr.*0x0*20\[ \t\]+.*" + gdb_test "info reg ppr" "ppr.*0x0*8000000000000\[ \t\]+.*" +} + +# Set Store Stream Enable in DSCR and set PPR to the medium-low +# priority. +gdb_test_no_output "set \$dscr = 0x8" +gdb_test_no_output "set \$ppr = 0xC000000000000" + +gdb_test "stepi" "asm.*" + +with_test_prefix "after write" { + gdb_test "info reg dscr" "dscr.*0x0*8+\[ \t\]+.*" + gdb_test "info reg ppr" "ppr.*0x0*\[cC\]000000000000\[ \t\]+.*" +}