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authorUlrich Drepper <drepper@redhat.com>2004-03-05 10:29:47 +0000
committerUlrich Drepper <drepper@redhat.com>2004-03-05 10:29:47 +0000
commitafdca0f2a3a18fb0dcfc334c205e0fb96e90e839 (patch)
tree59ba9a29d6174ebbbbe09258ea52e9f956e33c2e /sysdeps/unix/sysv/linux/powerpc/powerpc64/swapcontext.S
parent20c37dfde1a836a139f6269e8617260f2b90bf52 (diff)
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Update.
* sysdeps/sparc/sparc64/dl-machine.h: Likewise. * sysdeps/sparc/sparc32/dl-machine.h: Likewise. * sysdeps/s390/s390-64/dl-machine.h: Likewise. * sysdeps/s390/s390-32/dl-machine.h: Likewise. * sysdeps/powerpc/powerpc64/dl-machine.h: Likewise. * sysdeps/powerpc/powerpc32/dl-machine.c: Likewise. * sysdeps/m68k/dl-machine.h: Likewise. * sysdeps/ia64/dl-machine.h: Likewise. * sysdeps/arm/dl-machine.h: Likewise. * sysdeps/alpha/dl-machine.h: Likewise.
Diffstat (limited to 'sysdeps/unix/sysv/linux/powerpc/powerpc64/swapcontext.S')
-rw-r--r--sysdeps/unix/sysv/linux/powerpc/powerpc64/swapcontext.S334
1 files changed, 167 insertions, 167 deletions
diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc64/swapcontext.S b/sysdeps/unix/sysv/linux/powerpc/powerpc64/swapcontext.S
index ab6a6254f9..8e2cc71b0a 100644
--- a/sysdeps/unix/sysv/linux/powerpc/powerpc64/swapcontext.S
+++ b/sysdeps/unix/sysv/linux/powerpc/powerpc64/swapcontext.S
@@ -73,12 +73,12 @@ ENTRY(__novec_swapcontext)
std r0,(SIGCONTEXT_GP_REGS+(PT_XER*8))(r3)
mfcr r0
std r0,(SIGCONTEXT_GP_REGS+(PT_CCR*8))(r3)
-
- /* Set the return value of swapcontext to "success". R3 is the only
+
+ /* Set the return value of swapcontext to "success". R3 is the only
register whose value is not preserved in the saved context. */
li r0,0
std r0,(SIGCONTEXT_GP_REGS+(PT_R3*8))(r3)
-
+
/* Zero fill fields that can't be set in user state or are unused. */
std r0,(SIGCONTEXT_GP_REGS+(PT_MSR*8))(r3)
std r0,(SIGCONTEXT_GP_REGS+(34*8))(r3)
@@ -87,14 +87,14 @@ ENTRY(__novec_swapcontext)
std r0,(SIGCONTEXT_GP_REGS+(41*8))(r3)
std r0,(SIGCONTEXT_GP_REGS+(42*8))(r3)
std r0,(SIGCONTEXT_GP_REGS+(PT_RESULT*8))(r3)
-
- /* Set the PT_REGS pointer to the address of sigcontext gp_regs
- field. Struct pt_regs and elf_gregset_t are the same thing.
+
+ /* Set the PT_REGS pointer to the address of sigcontext gp_regs
+ field. Struct pt_regs and elf_gregset_t are the same thing.
We kept the regs field for backwards compatibility with
libraries built before we extended sigcontext. */
addi r0,r3,SIGCONTEXT_GP_REGS
std r0,SIGCONTEXT_PT_REGS(r3)
-
+
stfd fp0,(SIGCONTEXT_FP_REGS+(PT_R0*8))(r3)
stfd fp1,(SIGCONTEXT_FP_REGS+(PT_R1*8))(r3)
stfd fp2,(SIGCONTEXT_FP_REGS+(PT_R2*8))(r3)
@@ -154,41 +154,41 @@ ENTRY(__novec_swapcontext)
bne L(nv_do_sigret)
lfd fp0,(SIGCONTEXT_FP_REGS+(32*8))(r31)
- lfd fp31,(SIGCONTEXT_FP_REGS+(PT_R31*8))(r31)
+ lfd fp31,(SIGCONTEXT_FP_REGS+(PT_R31*8))(r31)
lfd fp30,(SIGCONTEXT_FP_REGS+(PT_R30*8))(r31)
mtfsf 0xff,fp0
- lfd fp29,(SIGCONTEXT_FP_REGS+(PT_R29*8))(r31)
+ lfd fp29,(SIGCONTEXT_FP_REGS+(PT_R29*8))(r31)
lfd fp28,(SIGCONTEXT_FP_REGS+(PT_R28*8))(r31)
- lfd fp27,(SIGCONTEXT_FP_REGS+(PT_R27*8))(r31)
+ lfd fp27,(SIGCONTEXT_FP_REGS+(PT_R27*8))(r31)
lfd fp26,(SIGCONTEXT_FP_REGS+(PT_R26*8))(r31)
- lfd fp25,(SIGCONTEXT_FP_REGS+(PT_R25*8))(r31)
+ lfd fp25,(SIGCONTEXT_FP_REGS+(PT_R25*8))(r31)
lfd fp24,(SIGCONTEXT_FP_REGS+(PT_R24*8))(r31)
- lfd fp23,(SIGCONTEXT_FP_REGS+(PT_R23*8))(r31)
+ lfd fp23,(SIGCONTEXT_FP_REGS+(PT_R23*8))(r31)
lfd fp22,(SIGCONTEXT_FP_REGS+(PT_R22*8))(r31)
- lfd fp21,(SIGCONTEXT_FP_REGS+(PT_R21*8))(r31)
+ lfd fp21,(SIGCONTEXT_FP_REGS+(PT_R21*8))(r31)
lfd fp20,(SIGCONTEXT_FP_REGS+(PT_R20*8))(r31)
- lfd fp19,(SIGCONTEXT_FP_REGS+(PT_R19*8))(r31)
+ lfd fp19,(SIGCONTEXT_FP_REGS+(PT_R19*8))(r31)
lfd fp18,(SIGCONTEXT_FP_REGS+(PT_R18*8))(r31)
- lfd fp17,(SIGCONTEXT_FP_REGS+(PT_R17*8))(r31)
+ lfd fp17,(SIGCONTEXT_FP_REGS+(PT_R17*8))(r31)
lfd fp16,(SIGCONTEXT_FP_REGS+(PT_R16*8))(r31)
- lfd fp15,(SIGCONTEXT_FP_REGS+(PT_R15*8))(r31)
+ lfd fp15,(SIGCONTEXT_FP_REGS+(PT_R15*8))(r31)
lfd fp14,(SIGCONTEXT_FP_REGS+(PT_R14*8))(r31)
- lfd fp13,(SIGCONTEXT_FP_REGS+(PT_R13*8))(r31)
+ lfd fp13,(SIGCONTEXT_FP_REGS+(PT_R13*8))(r31)
lfd fp12,(SIGCONTEXT_FP_REGS+(PT_R12*8))(r31)
- lfd fp11,(SIGCONTEXT_FP_REGS+(PT_R11*8))(r31)
+ lfd fp11,(SIGCONTEXT_FP_REGS+(PT_R11*8))(r31)
lfd fp10,(SIGCONTEXT_FP_REGS+(PT_R10*8))(r31)
- lfd fp9,(SIGCONTEXT_FP_REGS+(PT_R9*8))(r31)
+ lfd fp9,(SIGCONTEXT_FP_REGS+(PT_R9*8))(r31)
lfd fp8,(SIGCONTEXT_FP_REGS+(PT_R8*8))(r31)
- lfd fp7,(SIGCONTEXT_FP_REGS+(PT_R7*8))(r31)
+ lfd fp7,(SIGCONTEXT_FP_REGS+(PT_R7*8))(r31)
lfd fp6,(SIGCONTEXT_FP_REGS+(PT_R6*8))(r31)
- lfd fp5,(SIGCONTEXT_FP_REGS+(PT_R5*8))(r31)
+ lfd fp5,(SIGCONTEXT_FP_REGS+(PT_R5*8))(r31)
lfd fp4,(SIGCONTEXT_FP_REGS+(PT_R4*8))(r31)
- lfd fp3,(SIGCONTEXT_FP_REGS+(PT_R3*8))(r31)
+ lfd fp3,(SIGCONTEXT_FP_REGS+(PT_R3*8))(r31)
lfd fp2,(SIGCONTEXT_FP_REGS+(PT_R2*8))(r31)
- lfd fp1,(SIGCONTEXT_FP_REGS+(PT_R1*8))(r31)
+ lfd fp1,(SIGCONTEXT_FP_REGS+(PT_R1*8))(r31)
lfd fp0,(SIGCONTEXT_FP_REGS+(PT_R0*8))(r31)
-
- ld r0,(SIGCONTEXT_GP_REGS+(PT_LNK*8))(r31)
+
+ ld r0,(SIGCONTEXT_GP_REGS+(PT_LNK*8))(r31)
ld r1,(SIGCONTEXT_GP_REGS+(PT_R1*8))(r31)
mtlr r0
ld r2,(SIGCONTEXT_GP_REGS+(PT_R2*8))(r31)
@@ -224,33 +224,33 @@ ENTRY(__novec_swapcontext)
ld r28,(SIGCONTEXT_GP_REGS+(PT_R28*8))(r31)
ld r29,(SIGCONTEXT_GP_REGS+(PT_R29*8))(r31)
ld r30,(SIGCONTEXT_GP_REGS+(PT_R30*8))(r31)
-
+
/* Now we branch to the "Next Instruction Pointer" from the saved
- context. With the powerpc64 instruction set there is no good way to
+ context. With the powerpc64 instruction set there is no good way to
do this (from user state) without clobbering either the LR or CTR.
- The makecontext and swapcontext functions depend on the callers
+ The makecontext and swapcontext functions depend on the callers
LR being preserved so we use the CTR. */
ld r0,(SIGCONTEXT_GP_REGS+(PT_NIP*8))(r31)
mtctr r0
ld r0,(SIGCONTEXT_GP_REGS+(PT_R0*8))(r31)
ld r31,(SIGCONTEXT_GP_REGS+(PT_R31*8))(r31)
bctr
-
+
L(nv_error_exit):
- ld r0,128+FRAME_LR_SAVE(r1)
+ ld r0,128+FRAME_LR_SAVE(r1)
addi r1,r1,128
mtlr r0
ld r31,-8(r1)
blr
- /* At this point we assume that the ucontext was created by a
- rt_signal and we should use rt_sigreturn to restore the original
- state. As of the 2.4.21 kernel the ucontext is the first thing
- (offset 0) in the rt_signal frame and rt_sigreturn expects the
- ucontext address in R1. Normally the rt-signal trampoline handles
- this by popping dummy frame before the rt_signal syscall. In our
- case the stack may not be in its original (signal handler return with
- R1 pointing at the dummy frame) state. We do have the ucontext
+ /* At this point we assume that the ucontext was created by a
+ rt_signal and we should use rt_sigreturn to restore the original
+ state. As of the 2.4.21 kernel the ucontext is the first thing
+ (offset 0) in the rt_signal frame and rt_sigreturn expects the
+ ucontext address in R1. Normally the rt-signal trampoline handles
+ this by popping dummy frame before the rt_signal syscall. In our
+ case the stack may not be in its original (signal handler return with
+ R1 pointing at the dummy frame) state. We do have the ucontext
address in R3, so simply copy R3 to R1 before the syscall. */
L(nv_do_sigret):
mr r1,r3,
@@ -266,11 +266,11 @@ L(nv_do_sigret):
bl JUMPTARGET(__syscall_error)
nop
li r3,-1
- ld r0,128+FRAME_LR_SAVE(r1)
+ ld r0,128+FRAME_LR_SAVE(r1)
addi r1,r1,128
mtlr r0
blr
-#endif
+#endif
PSEUDO_END(__novec_swapcontext)
@@ -281,12 +281,12 @@ compat_symbol (libc, __novec_swapcontext, swapcontext, GLIBC_2_3)
.section ".toc","aw"
.LC__dl_hwcap:
#ifdef SHARED
- .tc _rtld_global[TC],_rtld_global
+ .tc _rtld_global_ro[TC],_rtld_global_ro
#else
.tc _dl_hwcap[TC],_dl_hwcap
#endif
.section ".text"
-
+
ENTRY(__swapcontext)
#ifdef __ASSUME_NEW_RT_SIGRETURN_SYSCALL
std r0,(SIGCONTEXT_GP_REGS+(PT_R0*8))(r3)
@@ -332,12 +332,12 @@ ENTRY(__swapcontext)
std r0,(SIGCONTEXT_GP_REGS+(PT_XER*8))(r3)
mfcr r0
std r0,(SIGCONTEXT_GP_REGS+(PT_CCR*8))(r3)
-
- /* Set the return value of swapcontext to "success". R3 is the only
+
+ /* Set the return value of swapcontext to "success". R3 is the only
register whose value is not preserved in the saved context. */
li r0,0
std r0,(SIGCONTEXT_GP_REGS+(PT_R3*8))(r3)
-
+
/* Zero fill fields that can't be set in user state or are unused. */
std r0,(SIGCONTEXT_GP_REGS+(PT_MSR*8))(r3)
std r0,(SIGCONTEXT_GP_REGS+(34*8))(r3)
@@ -346,14 +346,14 @@ ENTRY(__swapcontext)
std r0,(SIGCONTEXT_GP_REGS+(41*8))(r3)
std r0,(SIGCONTEXT_GP_REGS+(42*8))(r3)
std r0,(SIGCONTEXT_GP_REGS+(PT_RESULT*8))(r3)
-
- /* Set the PT_REGS pointer to the address of sigcontext gp_regs
- field. Struct pt_regs and elf_gregset_t are the same thing.
+
+ /* Set the PT_REGS pointer to the address of sigcontext gp_regs
+ field. Struct pt_regs and elf_gregset_t are the same thing.
We kept the regs field for backwards compatibility with
libraries built before we extended sigcontext. */
addi r0,r3,SIGCONTEXT_GP_REGS
std r0,SIGCONTEXT_PT_REGS(r3)
-
+
stfd fp0,(SIGCONTEXT_FP_REGS+(PT_R0*8))(r3)
stfd fp1,(SIGCONTEXT_FP_REGS+(PT_R1*8))(r3)
stfd fp2,(SIGCONTEXT_FP_REGS+(PT_R2*8))(r3)
@@ -388,115 +388,115 @@ ENTRY(__swapcontext)
stfd fp30,(SIGCONTEXT_FP_REGS+(PT_R30*8))(r3)
stfd fp31,(SIGCONTEXT_FP_REGS+(PT_R31*8))(r3)
stfd fp0,(SIGCONTEXT_FP_REGS+(32*8))(r3)
-
+
ld r8,.LC__dl_hwcap@toc(r2)
li r10,0
-#ifdef SHARED
+#ifdef SHARED
/* Load _rtld-global._dl_hwcap. */
- ld r8,RTLD_GLOBAL_DL_HWCAP_OFFSET(r8)
-#else
+ ld r8,RTLD_GLOBAL_DL_HWCAP_OFFSET(r8)
+#else
ld r8,0(r8) /* Load extern _dl_hwcap. */
#endif
andis. r8,r8,(PPC_FEATURE_HAS_ALTIVEC >> 16)
beq L(has_no_vec)
-
+
la r10,(SIGCONTEXT_V_RESERVE+8)(r3)
la r9,(SIGCONTEXT_V_RESERVE+24)(r3)
clrrdi r10,r10,4
clrrdi r9,r9,4
-
- stvx v0,0,r10
+
+ stvx v0,0,r10
stvx v1,0,r9
addi r10,r10,32
addi r9,r9,32
-
- stvx v2,0,r10
+
+ stvx v2,0,r10
stvx v3,0,r9
addi r10,r10,32
addi r9,r9,32
-
- stvx v4,0,r10
+
+ stvx v4,0,r10
stvx v5,0,r9
addi r10,r10,32
addi r9,r9,32
-
- stvx v6,0,r10
+
+ stvx v6,0,r10
stvx v7,0,r9
addi r10,r10,32
addi r9,r9,32
-
- stvx v8,0,r10
+
+ stvx v8,0,r10
stvx v9,0,r9
addi r10,r10,32
addi r9,r9,32
-
- stvx v10,0,r10
+
+ stvx v10,0,r10
stvx v11,0,r9
addi r10,r10,32
addi r9,r9,32
-
- stvx v12,0,r10
+
+ stvx v12,0,r10
stvx v13,0,r9
addi r10,r10,32
addi r9,r9,32
-
- stvx v14,0,r10
+
+ stvx v14,0,r10
stvx v15,0,r9
addi r10,r10,32
addi r9,r9,32
-
- stvx v16,0,r10
+
+ stvx v16,0,r10
stvx v17,0,r9
addi r10,r10,32
addi r9,r9,32
-
- stvx v18,0,r10
+
+ stvx v18,0,r10
stvx v11,0,r9
addi r19,r10,32
addi r9,r9,32
-
- stvx v20,0,r10
+
+ stvx v20,0,r10
stvx v21,0,r9
addi r10,r10,32
addi r9,r9,32
-
- stvx v22,0,r10
+
+ stvx v22,0,r10
stvx v23,0,r9
addi r10,r10,32
addi r9,r9,32
-
- stvx v24,0,r10
+
+ stvx v24,0,r10
stvx v25,0,r9
addi r10,r10,32
addi r9,r9,32
-
- stvx v26,0,r10
+
+ stvx v26,0,r10
stvx v27,0,r9
addi r10,r10,32
addi r9,r9,32
-
- stvx v28,0,r10
+
+ stvx v28,0,r10
stvx v29,0,r9
addi r10,r10,32
addi r9,r9,32
-
- stvx v30,0,r10
+
+ stvx v30,0,r10
stvx v31,0,r9
addi r10,r10,32
addi r9,r9,32
-
- stvx v10,0,r10
+
+ stvx v10,0,r10
stvx v11,0,r9
addi r10,r10,32
addi r9,r9,32
-
+
mfvscr v0
mfspr r0,VRSAVE
stvx v0,0,r10
stw r0,0(9)
-
+
L(has_no_vec):
-/*
+/*
Store either a NULL or a quadword aligned pointer to the Vector register
array into *v_regs.
*/
@@ -524,154 +524,154 @@ L(has_no_vec):
lwz r0,(SIGCONTEXT_GP_REGS+(PT_MSR*8))(r31)
cmpdi r0,0
bne L(do_sigret)
-
+
ld r8,.LC__dl_hwcap@toc(r2)
ld r10,(SIGCONTEXT_V_REGS_PTR)(r31)
-#ifdef SHARED
+#ifdef SHARED
/* Load _rtld-global._dl_hwcap. */
- ld r8,RTLD_GLOBAL_DL_HWCAP_OFFSET(r8)
-#else
+ ld r8,RTLD_GLOBAL_DL_HWCAP_OFFSET(r8)
+#else
ld r8,0(r8) /* Load extern _dl_hwcap. */
#endif
andis. r8,r8,(PPC_FEATURE_HAS_ALTIVEC >> 16)
beq L(has_no_vec2)
-
+
cmpdi r10,0
beq L(has_no_vec2)
lwz r0,(33*16)(r10)
-
+
li r9,(16*32)
mtspr VRSAVE,r0
cmpwi r0,0
- beq L(has_no_vec2)
-
+ beq L(has_no_vec2)
+
lvx v19,r9,r10
la r9,(16)(r10)
-
- lvx v0,0,r10
+
+ lvx v0,0,r10
lvx v1,0,r9
addi r10,r10,32
addi r9,r9,32
-
+
mtvscr v19
- lvx v2,0,r10
+ lvx v2,0,r10
lvx v3,0,r9
addi r10,r10,32
addi r9,r9,32
-
- lvx v4,0,r10
+
+ lvx v4,0,r10
lvx v5,0,r9
addi r10,r10,32
addi r9,r9,32
-
- lvx v6,0,r10
+
+ lvx v6,0,r10
lvx v7,0,r9
addi r10,r10,32
addi r9,r9,32
-
- lvx v8,0,r10
+
+ lvx v8,0,r10
lvx v9,0,r9
addi r10,r10,32
addi r9,r9,32
-
- lvx v10,0,r10
+
+ lvx v10,0,r10
lvx v11,0,r9
addi r10,r10,32
addi r9,r9,32
-
- lvx v12,0,r10
+
+ lvx v12,0,r10
lvx v13,0,r9
addi r10,r10,32
addi r9,r9,32
-
- lvx v14,0,r10
+
+ lvx v14,0,r10
lvx v15,0,r9
addi r10,r10,32
addi r9,r9,32
-
- lvx v16,0,r10
+
+ lvx v16,0,r10
lvx v17,0,r9
addi r10,r10,32
addi r9,r9,32
-
- lvx v18,0,r10
+
+ lvx v18,0,r10
lvx v11,0,r9
addi r19,r10,32
addi r9,r9,32
-
- lvx v20,0,r10
+
+ lvx v20,0,r10
lvx v21,0,r9
addi r10,r10,32
addi r9,r9,32
-
- lvx v22,0,r10
+
+ lvx v22,0,r10
lvx v23,0,r9
addi r10,r10,32
addi r9,r9,32
-
- lvx v24,0,r10
+
+ lvx v24,0,r10
lvx v25,0,r9
addi r10,r10,32
addi r9,r9,32
-
- lvx v26,0,r10
+
+ lvx v26,0,r10
lvx v27,0,r9
addi r10,r10,32
addi r9,r9,32
-
- lvx v28,0,r10
+
+ lvx v28,0,r10
lvx v29,0,r9
addi r10,r10,32
addi r9,r9,32
-
- lvx v30,0,r10
+
+ lvx v30,0,r10
lvx v31,0,r9
addi r10,r10,32
addi r9,r9,32
-
- lvx v10,0,r10
+
+ lvx v10,0,r10
lvx v11,0,r9
addi r10,r10,32
addi r9,r9,32
-
+
L(has_no_vec2):
lfd fp0,(SIGCONTEXT_FP_REGS+(32*8))(r31)
- lfd fp31,(SIGCONTEXT_FP_REGS+(PT_R31*8))(r31)
+ lfd fp31,(SIGCONTEXT_FP_REGS+(PT_R31*8))(r31)
lfd fp30,(SIGCONTEXT_FP_REGS+(PT_R30*8))(r31)
mtfsf 0xff,fp0
- lfd fp29,(SIGCONTEXT_FP_REGS+(PT_R29*8))(r31)
+ lfd fp29,(SIGCONTEXT_FP_REGS+(PT_R29*8))(r31)
lfd fp28,(SIGCONTEXT_FP_REGS+(PT_R28*8))(r31)
- lfd fp27,(SIGCONTEXT_FP_REGS+(PT_R27*8))(r31)
+ lfd fp27,(SIGCONTEXT_FP_REGS+(PT_R27*8))(r31)
lfd fp26,(SIGCONTEXT_FP_REGS+(PT_R26*8))(r31)
- lfd fp25,(SIGCONTEXT_FP_REGS+(PT_R25*8))(r31)
+ lfd fp25,(SIGCONTEXT_FP_REGS+(PT_R25*8))(r31)
lfd fp24,(SIGCONTEXT_FP_REGS+(PT_R24*8))(r31)
- lfd fp23,(SIGCONTEXT_FP_REGS+(PT_R23*8))(r31)
+ lfd fp23,(SIGCONTEXT_FP_REGS+(PT_R23*8))(r31)
lfd fp22,(SIGCONTEXT_FP_REGS+(PT_R22*8))(r31)
- lfd fp21,(SIGCONTEXT_FP_REGS+(PT_R21*8))(r31)
+ lfd fp21,(SIGCONTEXT_FP_REGS+(PT_R21*8))(r31)
lfd fp20,(SIGCONTEXT_FP_REGS+(PT_R20*8))(r31)
- lfd fp19,(SIGCONTEXT_FP_REGS+(PT_R19*8))(r31)
+ lfd fp19,(SIGCONTEXT_FP_REGS+(PT_R19*8))(r31)
lfd fp18,(SIGCONTEXT_FP_REGS+(PT_R18*8))(r31)
- lfd fp17,(SIGCONTEXT_FP_REGS+(PT_R17*8))(r31)
+ lfd fp17,(SIGCONTEXT_FP_REGS+(PT_R17*8))(r31)
lfd fp16,(SIGCONTEXT_FP_REGS+(PT_R16*8))(r31)
- lfd fp15,(SIGCONTEXT_FP_REGS+(PT_R15*8))(r31)
+ lfd fp15,(SIGCONTEXT_FP_REGS+(PT_R15*8))(r31)
lfd fp14,(SIGCONTEXT_FP_REGS+(PT_R14*8))(r31)
- lfd fp13,(SIGCONTEXT_FP_REGS+(PT_R13*8))(r31)
+ lfd fp13,(SIGCONTEXT_FP_REGS+(PT_R13*8))(r31)
lfd fp12,(SIGCONTEXT_FP_REGS+(PT_R12*8))(r31)
- lfd fp11,(SIGCONTEXT_FP_REGS+(PT_R11*8))(r31)
+ lfd fp11,(SIGCONTEXT_FP_REGS+(PT_R11*8))(r31)
lfd fp10,(SIGCONTEXT_FP_REGS+(PT_R10*8))(r31)
- lfd fp9,(SIGCONTEXT_FP_REGS+(PT_R9*8))(r31)
+ lfd fp9,(SIGCONTEXT_FP_REGS+(PT_R9*8))(r31)
lfd fp8,(SIGCONTEXT_FP_REGS+(PT_R8*8))(r31)
- lfd fp7,(SIGCONTEXT_FP_REGS+(PT_R7*8))(r31)
+ lfd fp7,(SIGCONTEXT_FP_REGS+(PT_R7*8))(r31)
lfd fp6,(SIGCONTEXT_FP_REGS+(PT_R6*8))(r31)
- lfd fp5,(SIGCONTEXT_FP_REGS+(PT_R5*8))(r31)
+ lfd fp5,(SIGCONTEXT_FP_REGS+(PT_R5*8))(r31)
lfd fp4,(SIGCONTEXT_FP_REGS+(PT_R4*8))(r31)
- lfd fp3,(SIGCONTEXT_FP_REGS+(PT_R3*8))(r31)
+ lfd fp3,(SIGCONTEXT_FP_REGS+(PT_R3*8))(r31)
lfd fp2,(SIGCONTEXT_FP_REGS+(PT_R2*8))(r31)
- lfd fp1,(SIGCONTEXT_FP_REGS+(PT_R1*8))(r31)
+ lfd fp1,(SIGCONTEXT_FP_REGS+(PT_R1*8))(r31)
lfd fp0,(SIGCONTEXT_FP_REGS+(PT_R0*8))(r31)
-
- ld r0,(SIGCONTEXT_GP_REGS+(PT_LNK*8))(r31)
+
+ ld r0,(SIGCONTEXT_GP_REGS+(PT_LNK*8))(r31)
ld r1,(SIGCONTEXT_GP_REGS+(PT_R1*8))(r31)
mtlr r0
ld r2,(SIGCONTEXT_GP_REGS+(PT_R2*8))(r31)
@@ -707,33 +707,33 @@ L(has_no_vec2):
ld r28,(SIGCONTEXT_GP_REGS+(PT_R28*8))(r31)
ld r29,(SIGCONTEXT_GP_REGS+(PT_R29*8))(r31)
ld r30,(SIGCONTEXT_GP_REGS+(PT_R30*8))(r31)
-
+
/* Now we branch to the "Next Instruction Pointer" from the saved
- context. With the powerpc64 instruction set there is no good way to
+ context. With the powerpc64 instruction set there is no good way to
do this (from user state) without clobbering either the LR or CTR.
- The makecontext and swapcontext functions depend on the callers
+ The makecontext and swapcontext functions depend on the callers
LR being preserved so we use the CTR. */
ld r0,(SIGCONTEXT_GP_REGS+(PT_NIP*8))(r31)
mtctr r0
ld r0,(SIGCONTEXT_GP_REGS+(PT_R0*8))(r31)
ld r31,(SIGCONTEXT_GP_REGS+(PT_R31*8))(r31)
bctr
-
+
L(error_exit):
- ld r0,128+FRAME_LR_SAVE(r1)
+ ld r0,128+FRAME_LR_SAVE(r1)
addi r1,r1,128
mtlr r0
ld r31,-8(r1)
blr
- /* At this point we assume that the ucontext was created by a
- rt_signal and we should use rt_sigreturn to restore the original
- state. As of the 2.4.21 kernel the ucontext is the first thing
- (offset 0) in the rt_signal frame and rt_sigreturn expects the
- ucontext address in R1. Normally the rt-signal trampoline handles
- this by popping dummy frame before the rt_signal syscall. In our
- case the stack may not be in its original (signal handler return with
- R1 pointing at the dummy frame) state. We do have the ucontext
+ /* At this point we assume that the ucontext was created by a
+ rt_signal and we should use rt_sigreturn to restore the original
+ state. As of the 2.4.21 kernel the ucontext is the first thing
+ (offset 0) in the rt_signal frame and rt_sigreturn expects the
+ ucontext address in R1. Normally the rt-signal trampoline handles
+ this by popping dummy frame before the rt_signal syscall. In our
+ case the stack may not be in its original (signal handler return with
+ R1 pointing at the dummy frame) state. We do have the ucontext
address in R3, so simply copy R3 to R1 before the syscall. */
L(do_sigret):
mr r1,r3,
@@ -749,11 +749,11 @@ L(do_sigret):
bl JUMPTARGET(__syscall_error)
nop
li r3,-1
- ld r0,128+FRAME_LR_SAVE(r1)
+ ld r0,128+FRAME_LR_SAVE(r1)
addi r1,r1,128
mtlr r0
blr
-#endif
+#endif
PSEUDO_END(__swapcontext)