@@ -145,122 +145,181 @@ _dl_runtime_resolve:
#undef F6_OFF
#ifndef PROF
+# define SIZEOF_STRUCT_LA_S390_64_REGS 200
+# define REGS_OFF -360
+# define R2_OFF -360
+# define R3_OFF -352
+# define R4_OFF -344
+# define R5_OFF -336
+# define R6_OFF -328
+# define F0_OFF -320
+# define F2_OFF -312
+# define F4_OFF -304
+# define F6_OFF -296
+# define V24_OFF -288
+# define V25_OFF -272
+# define V26_OFF -256
+# define V27_OFF -240
+# define V28_OFF -224
+# define V29_OFF -208
+# define V30_OFF -192
+# define V31_OFF -176
+# define R12_OFF -136
+# define R14_OFF -128
+# define FRAMESIZE_OFF -120
+# define PLT1_OFF -112
+# define PLT2_OFF -104
+# define PREGS_OFF -96
+# define RETVAL_OFF -88
+# define RET_R2_OFF -88
+# define RET_F0_OFF -80
+# define RET_V24_OFF -72
.globl _dl_runtime_profile
.type _dl_runtime_profile, @function
cfi_startproc
.align 16
_dl_runtime_profile:
- stg %r12,24(%r15) # r12 is used as backup of r15
- cfi_offset (r12, -136)
- stg %r14,32(%r15)
- cfi_offset (r14, -128)
- lgr %r12,%r15 # backup stack pointer
+ stg %r12,CFA_OFF+R12_OFF(%r15) # r12 is used as backup of r15
+ cfi_offset (r12, R12_OFF)
+ stg %r14,CFA_OFF+R14_OFF(%r15)
+ cfi_offset (r14, R14_OFF)
+ lgr %r12,%r15 # backup stack pointer
cfi_def_cfa_register (12)
- aghi %r15,-360 # create stack frame:
- # 160 + sizeof(La_s390_64_regs)
- stg %r12,0(%r15) # save backchain
+# define FRAME_SIZE (CFA_OFF + SIZEOF_STRUCT_LA_S390_64_REGS)
+ aghi %r15,-FRAME_SIZE # create stack frame:
+ stg %r12,0(%r15) # save backchain
- stmg %r2,%r6,160(%r15) # save call-clobbered arg regs
- cfi_offset (r2, -360) # + r6 needed as arg for
- cfi_offset (r3, -352) # _dl_profile_fixup
- cfi_offset (r4, -344)
- cfi_offset (r5, -336)
- cfi_offset (r6, -328)
- std %f0,200(%r15)
- cfi_offset (f0, -320)
- std %f2,208(%r15)
- cfi_offset (f2, -312)
- std %f4,216(%r15)
- cfi_offset (f4, -304)
- std %f6,224(%r15)
- cfi_offset (f6, -296)
-#ifdef RESTORE_VRS
+ stmg %r2,%r6,FRAME_OFF+R2_OFF(%r15) # save call-clobbered arg regs
+ cfi_offset (r2, R2_OFF) # + r6 needed as arg for
+ cfi_offset (r3, R3_OFF) # _dl_profile_fixup
+ cfi_offset (r4, R4_OFF)
+ cfi_offset (r5, R5_OFF)
+ cfi_offset (r6, R6_OFF)
+ std %f0,FRAME_OFF+F0_OFF(%r15)
+ cfi_offset (f0, F0_OFF)
+ std %f2,FRAME_OFF+F2_OFF(%r15)
+ cfi_offset (f2, F2_OFF)
+ std %f4,FRAME_OFF+F4_OFF(%r15)
+ cfi_offset (f4, F4_OFF)
+ std %f6,FRAME_OFF+F6_OFF(%r15)
+ cfi_offset (f6, F6_OFF)
+# ifdef RESTORE_VRS
.machine push
.machine "z13"
- vstm %v24,%v31,232(%r15) # store call-clobbered vector arguments
- cfi_offset (v24, -288)
- cfi_offset (v25, -272)
- cfi_offset (v26, -256)
- cfi_offset (v27, -240)
- cfi_offset (v28, -224)
- cfi_offset (v29, -208)
- cfi_offset (v30, -192)
- cfi_offset (v31, -176)
+ vstm %v24,%v31,FRAME_OFF+V24_OFF(%r15) # store call-clobbered
+ cfi_offset (v24, V24_OFF) # vr arguments
+ cfi_offset (v25, V25_OFF)
+ cfi_offset (v26, V26_OFF)
+ cfi_offset (v27, V27_OFF)
+ cfi_offset (v28, V28_OFF)
+ cfi_offset (v29, V29_OFF)
+ cfi_offset (v30, V30_OFF)
+ cfi_offset (v31, V31_OFF)
.machine pop
-#endif
- lmg %r2,%r3,48(%r12) # load arguments saved by PLT
- lgr %r4,%r14 # return address as third parameter
- la %r5,160(%r15) # pointer to struct La_s390_64_regs
- la %r6,40(%r12) # long int * framesize
- brasl %r14,_dl_profile_fixup # call resolver
- lgr %r1,%r2 # function addr returned in r2
- ld %f0,200(%r15) # restore call-clobbered arg fprs
- ld %f2,208(%r15)
- ld %f4,216(%r15)
- ld %f6,224(%r15)
-#ifdef RESTORE_VRS
+# endif
+ lmg %r2,%r3,CFA_OFF+PLT1_OFF(%r12) # load arguments saved by PLT
+ lgr %r4,%r14 # return address as 3rd parameter
+ la %r5,FRAME_OFF+REGS_OFF(%r15) # struct La_s390_64_regs *
+ la %r6,CFA_OFF+FRAMESIZE_OFF(%r12) # long int * framesize
+ brasl %r14,_dl_profile_fixup # call resolver
+ lgr %r1,%r2 # function addr returned in r2
+ ld %f0,FRAME_OFF+F0_OFF(%r15) # restore call-clobbered
+ ld %f2,FRAME_OFF+F2_OFF(%r15) # arg fprs
+ ld %f4,FRAME_OFF+F4_OFF(%r15)
+ ld %f6,FRAME_OFF+F6_OFF(%r15)
+# ifdef RESTORE_VRS
.machine push
- .machine "z13"
- vlm %v24,%v31,232(%r15) # restore call-clobbered arg vrs
+ .machine "z13" # restore call-clobbered
+ vlm %v24,%v31,FRAME_OFF+V24_OFF(%r15)# arg vrs
.machine pop
-#endif
- lg %r0,40(%r12) # load framesize
+# endif
+ lg %r0,CFA_OFF+FRAMESIZE_OFF(%r12) # load framesize
ltgr %r0,%r0
jnm 1f
-
- lmg %r2,%r6,160(%r15) # framesize < 0 means no pltexit call
- # so we can do a tail call without
- # copying the arg overflow area
- lgr %r15,%r12 # remove stack frame
+ # framesize < 0 means no
+ lmg %r2,%r6,FRAME_OFF+R2_OFF(%r15) # pltexit call, so we can do a
+ # tail call without copying the
+ # arg overflow area
+ lgr %r15,%r12 # remove stack frame
cfi_def_cfa_register (15)
- lg %r14,32(%r15) # restore registers
- lg %r12,24(%r15)
- br %r1 # tail-call to resolved function
+ lg %r14,CFA_OFF+R14_OFF(%r15) # restore registers
+ lg %r12,CFA_OFF+R12_OFF(%r15)
+ br %r1 # tail call
cfi_def_cfa_register (12)
-1: la %r4,160(%r15) # pointer to struct La_s390_64_regs
- stg %r4,64(%r12)
- jz 4f # framesize == 0 ?
- aghi %r0,7 # align framesize to 8
+1: la %r4,FRAME_OFF+REGS_OFF(%r15) # struct La_s390_64_regs *
+ stg %r4,CFA_OFF+PREGS_OFF(%r12)
+ jz 4f # framesize == 0 ?
+ aghi %r0,7 # align framesize to 8
nill %r0,0xfff8
- slgr %r15,%r0 # make room for framesize bytes
- stg %r12,0(%r15) # save backchain
- la %r2,160(%r15)
- la %r3,160(%r12)
+ slgr %r15,%r0 # make room for framesize bytes
+ stg %r12,0(%r15) # save backchain
+ la %r2,FRAME_OFF+REGS_OFF(%r15)
+ la %r3,CFA_OFF(%r12)
srlg %r0,%r0,3
-3: mvc 0(8,%r2),0(%r3) # copy additional parameters
- la %r2,8(%r2) # depending on framesize
+3: mvc 0(8,%r2),0(%r3) # copy additional parameters
+ la %r2,8(%r2) # depending on framesize
la %r3,8(%r3)
brctg %r0,3b
-4: lmg %r2,%r6,0(%r4) # restore call-clobbered arg gprs
- basr %r14,%r1 # call resolved function
- stg %r2,72(%r12) # store return values r2, f0
- std %f0,80(%r12) # to struct La_s390_64_retval
-#ifdef RESTORE_VRS
+4: lmg %r2,%r6,0(%r4) # load register parameters
+ basr %r14,%r1 # call resolved function
+ stg %r2,CFA_OFF+RET_R2_OFF(%r12) # store return values r2, f0
+ std %f0,CFA_OFF+RET_F0_OFF(%r12) # to struct La_s390_64_retval
+# ifdef RESTORE_VRS
.machine push
.machine "z13"
- vst %v24,88(%r12) # store return value v24
+ vst %v24,CFA_OFF+RET_V24_OFF(%r12) # store return value v24
.machine pop
-#endif
- lmg %r2,%r4,48(%r12) # r2, r3: load arguments saved by PLT
- # r4: pointer to struct La_s390_64_regs
- la %r5,72(%r12) # pointer to struct La_s390_64_retval
+# endif
+ lmg %r2,%r4,CFA_OFF+PLT1_OFF(%r12) # r2, r3: args saved by PLT
+ # r4: struct La_s390_64_regs *
+ la %r5,CFA_OFF+RETVAL_OFF(%r12) # struct La_s390_64_retval *
brasl %r14,_dl_call_pltexit
- lgr %r15,%r12 # remove stack frame
+ lgr %r15,%r12 # remove stack frame
+# undef FRAME_SIZE
cfi_def_cfa_register (15)
- lg %r14,32(%r15) # restore registers
- lg %r12,24(%r15)
- lg %r2,72(%r15) # restore return values
- ld %f0,80(%r15)
-#ifdef RESTORE_VRS
+ lg %r14,CFA_OFF+R14_OFF(%r15) # restore registers
+ lg %r12,CFA_OFF+R12_OFF(%r15)
+ lg %r2,CFA_OFF+RET_R2_OFF(%r15) # restore return values
+ ld %f0,CFA_OFF+RET_F0_OFF(%r15)
+# ifdef RESTORE_VRS
.machine push
.machine "z13"
- vl %v24,88(%r15) # restore return value v24
+ vl %v24,CFA_OFF+RET_V24_OFF(%r15) # restore return value v24
.machine pop
-#endif
+# endif
br %r14 # Jump back to caller
cfi_endproc
.size _dl_runtime_profile, .-_dl_runtime_profile
+# undef SIZEOF_STRUCT_LA_S390_64_REGS
+# undef REGS_OFF
+# undef R2_OFF
+# undef R3_OFF
+# undef R4_OFF
+# undef R5_OFF
+# undef R6_OFF
+# undef F0_OFF
+# undef F2_OFF
+# undef F4_OFF
+# undef F6_OFF
+# undef V24_OFF
+# undef V25_OFF
+# undef V26_OFF
+# undef V27_OFF
+# undef V28_OFF
+# undef V29_OFF
+# undef V30_OFF
+# undef V31_OFF
+# undef R12_OFF
+# undef R14_OFF
+# undef FRAMESIZE_OFF
+# undef PLT1_OFF
+# undef PLT2_OFF
+# undef PREGS_OFF
+# undef RETVAL_OFF
+# undef RET_R2_OFF
+# undef RET_F0_OFF
+# undef RET_V24_OFF
#endif