Message ID | ZYDHvnz5bi//bzdQ@arm.com |
---|---|
State | Committed |
Commit | 2cd55480857bf310c9be7daea39ea266772d3666 |
Headers |
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Series |
aarch64: Fix parens in aarch64_stp_reg_operand [PR113061]
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Checks
Context | Check | Description |
---|---|---|
linaro-tcwg-bot/tcwg_gcc_build--master-arm | success | Testing passed |
linaro-tcwg-bot/tcwg_gcc_build--master-aarch64 | success | Testing passed |
linaro-tcwg-bot/tcwg_gcc_check--master-aarch64 | success | Testing passed |
Commit Message
Alex Coplan
Dec. 18, 2023, 10:29 p.m. UTC
In r14-6603-gfcdd2757c76bf925115b8e1ba4318d6366dd6f09 I messed up the parentheses in aarch64_stp_reg_operand, the indentation shows the intended nesting of the conditions. This patch fixes that. This fixes PR113061 which shows IRA substituting (const_int 1) into a writeback stp pattern as a result (and LRA failing to reload the constant). Bootstrapped/regtested on aarch64-linux-gnu, OK for trunk? Thanks, Alex gcc/ChangeLog: PR target/113061 * config/aarch64/predicates.md (aarch64_stp_reg_operand): Fix parentheses to match intent. gcc/testsuite/ChangeLog: PR target/113061 * gfortran.dg/PR113061.f90: New test.
Comments
> -----Original Message----- > From: Alex Coplan <Alex.Coplan@arm.com> > Sent: Monday, December 18, 2023 10:29 PM > To: gcc-patches@gcc.gnu.org > Cc: Richard Earnshaw <Richard.Earnshaw@arm.com>; Richard Sandiford > <Richard.Sandiford@arm.com>; Kyrylo Tkachov <Kyrylo.Tkachov@arm.com> > Subject: [PATCH] aarch64: Fix parens in aarch64_stp_reg_operand [PR113061] > > In r14-6603-gfcdd2757c76bf925115b8e1ba4318d6366dd6f09 I messed up the > parentheses in aarch64_stp_reg_operand, the indentation shows the > intended nesting of the conditions. > > This patch fixes that. > > This fixes PR113061 which shows IRA substituting (const_int 1) into a > writeback stp pattern as a result (and LRA failing to reload the > constant). > > Bootstrapped/regtested on aarch64-linux-gnu, OK for trunk? Ok. Thanks, Kyrill > > Thanks, > Alex > > gcc/ChangeLog: > > PR target/113061 > * config/aarch64/predicates.md (aarch64_stp_reg_operand): Fix > parentheses to match intent. > > gcc/testsuite/ChangeLog: > > PR target/113061 > * gfortran.dg/PR113061.f90: New test.
diff --git a/gcc/config/aarch64/predicates.md b/gcc/config/aarch64/predicates.md index 9e6231691c0..510d4d2eaca 100644 --- a/gcc/config/aarch64/predicates.md +++ b/gcc/config/aarch64/predicates.md @@ -323,7 +323,7 @@ (define_special_predicate "aarch64_ldp_reg_operand" (define_special_predicate "aarch64_stp_reg_operand" (ior (match_operand 0 "aarch64_ldp_reg_operand") (and (match_code "const_int,const,const_vector,const_double") - (match_test "aarch64_const_zero_rtx_p (op)")) + (match_test "aarch64_const_zero_rtx_p (op)") (ior (match_test "GET_MODE (op) == VOIDmode") (and @@ -331,7 +331,7 @@ (define_special_predicate "aarch64_stp_reg_operand" (ior (match_test "mode == VOIDmode") (match_test "known_eq (GET_MODE_SIZE (mode), - GET_MODE_SIZE (GET_MODE (op)))")))))) + GET_MODE_SIZE (GET_MODE (op)))"))))))) ;; Used for storing two 64-bit values in an AdvSIMD register using an STP ;; as a 128-bit vec_concat. diff --git a/gcc/testsuite/gfortran.dg/PR113061.f90 b/gcc/testsuite/gfortran.dg/PR113061.f90 new file mode 100644 index 00000000000..989bc385c76 --- /dev/null +++ b/gcc/testsuite/gfortran.dg/PR113061.f90 @@ -0,0 +1,12 @@ +! { dg-do compile } +! { dg-options "-fno-move-loop-invariants -Oz" } +module module_foo + use iso_c_binding + contains + subroutine foo(a) bind(c) + type(c_ptr) a(..) + select rank(a) + end select + call bar + end +end