about summary refs log tree commit diff
path: root/sysdeps
diff options
context:
space:
mode:
Diffstat (limited to 'sysdeps')
-rw-r--r--sysdeps/powerpc/powerpc64/__longjmp-common.S4
-rw-r--r--sysdeps/powerpc/powerpc64/crti.S8
-rw-r--r--sysdeps/powerpc/powerpc64/crtn.S8
-rw-r--r--sysdeps/powerpc/powerpc64/dl-trampoline.S48
-rw-r--r--sysdeps/powerpc/powerpc64/ppc-mcount.S14
-rw-r--r--sysdeps/powerpc/powerpc64/setjmp-common.S16
-rw-r--r--sysdeps/powerpc/powerpc64/sysdep.h76
-rw-r--r--sysdeps/unix/sysv/linux/powerpc/powerpc64/____longjmp_chk.S16
-rw-r--r--sysdeps/unix/sysv/linux/powerpc/powerpc64/brk.S4
-rw-r--r--sysdeps/unix/sysv/linux/powerpc/powerpc64/clone.S32
-rw-r--r--sysdeps/unix/sysv/linux/powerpc/powerpc64/socket.S29
-rw-r--r--sysdeps/unix/sysv/linux/powerpc/powerpc64/ucontext_i.sym21
12 files changed, 152 insertions, 124 deletions
diff --git a/sysdeps/powerpc/powerpc64/__longjmp-common.S b/sysdeps/powerpc/powerpc64/__longjmp-common.S
index 4f1e3c88d3..ce5a018e37 100644
--- a/sysdeps/powerpc/powerpc64/__longjmp-common.S
+++ b/sysdeps/powerpc/powerpc64/__longjmp-common.S
@@ -130,7 +130,7 @@ L(no_vmx):
 	ld r14,((JB_GPRS+0)*8)(r3)
 	lfd fp14,((JB_FPRS+0)*8)(r3)
 #if defined SHARED && !defined IS_IN_rtld
-	std r2,40(r1)	/* Restore the callers TOC save area.  */
+	std r2,FRAME_TOC_SAVE(r1)	/* Restore the callers TOC save area.  */
 #endif
 	ld r15,((JB_GPRS+1)*8)(r3)
 	lfd fp15,((JB_FPRS+1)*8)(r3)
@@ -148,7 +148,7 @@ L(no_vmx):
 	PTR_DEMANGLE2 (r0, r25)
 #endif
 	mtlr r0
-/* 	std r2,40(r1)	Restore the TOC save area.  */
+/* 	std r2,FRAME_TOC_SAVE(r1)	Restore the TOC save area.  */
 	ld r21,((JB_GPRS+7)*8)(r3)
 	lfd fp21,((JB_FPRS+7)*8)(r3)
 	ld r22,((JB_GPRS+8)*8)(r3)
diff --git a/sysdeps/powerpc/powerpc64/crti.S b/sysdeps/powerpc/powerpc64/crti.S
index 7eff7fd97c..6e1ece8d66 100644
--- a/sysdeps/powerpc/powerpc64/crti.S
+++ b/sysdeps/powerpc/powerpc64/crti.S
@@ -66,8 +66,8 @@
 BODY_LABEL (_init):
 	LOCALENTRY(_init)
 	mflr 0
-	std 0, 16(r1)
-	stdu r1, -112(r1)
+	std 0, FRAME_LR_SAVE(r1)
+	stdu r1, -FRAME_MIN_SIZE_PARM(r1)
 #if PREINIT_FUNCTION_WEAK
 	addis r9, r2, .LC0@toc@ha
 	ld r0, .LC0@toc@l(r9)
@@ -84,5 +84,5 @@ BODY_LABEL (_init):
 BODY_LABEL (_fini):
 	LOCALENTRY(_fini)
 	mflr 0
-	std 0, 16(r1)
-	stdu r1, -112(r1)
+	std 0, FRAME_LR_SAVE(r1)
+	stdu r1, -FRAME_MIN_SIZE_PARM(r1)
diff --git a/sysdeps/powerpc/powerpc64/crtn.S b/sysdeps/powerpc/powerpc64/crtn.S
index 364e53aae7..cdd3b0f340 100644
--- a/sysdeps/powerpc/powerpc64/crtn.S
+++ b/sysdeps/powerpc/powerpc64/crtn.S
@@ -39,13 +39,13 @@
 #include <sysdep.h>
 
 	.section .init,"ax",@progbits
-	addi r1, r1, 112
-	ld r0, 16(r1)
+	addi r1, r1, FRAME_MIN_SIZE_PARM
+	ld r0, FRAME_LR_SAVE(r1)
 	mtlr r0
 	blr
 
 	.section .fini,"ax",@progbits
-	addi r1, r1, 112
-	ld r0, 16(r1)
+	addi r1, r1, FRAME_MIN_SIZE_PARM
+	ld r0, FRAME_LR_SAVE(r1)
 	mtlr r0
 	blr
diff --git a/sysdeps/powerpc/powerpc64/dl-trampoline.S b/sysdeps/powerpc/powerpc64/dl-trampoline.S
index e31311cf18..18c8a3aa01 100644
--- a/sysdeps/powerpc/powerpc64/dl-trampoline.S
+++ b/sysdeps/powerpc/powerpc64/dl-trampoline.S
@@ -26,13 +26,13 @@
    parm1 (r3) and the index (r0) need to be converted to an offset
    (index * 24) in parm2 (r4).  */
 
-#define FRAME_SIZE 176
+#define FRAME_SIZE (FRAME_MIN_SIZE+64)
 /* We need to save the registers used to pass parameters, ie. r3 thru
    r10;  Use local var space rather than the parameter save area,
    because gcc as of 2010/05 doesn't allocate a proper stack frame for
    a function that makes no calls except for __tls_get_addr and we
    might be here resolving the __tls_get_addr call.  */
-#define INT_PARMS 112
+#define INT_PARMS FRAME_MIN_SIZE
 EALIGN(_dl_runtime_resolve, 4, 0)
 	stdu	r1,-FRAME_SIZE(r1)
 	cfi_adjust_cfa_offset (FRAME_SIZE)
@@ -48,25 +48,25 @@ EALIGN(_dl_runtime_resolve, 4, 0)
 	mflr	r0
 	std	r8,INT_PARMS+40(r1)
 /* Store the LR in the LR Save area.  */
-	std	r0,FRAME_SIZE+16(r1)
-	cfi_offset (lr, 16)
+	std	r0,FRAME_SIZE+FRAME_LR_SAVE(r1)
+	cfi_offset (lr, FRAME_LR_SAVE)
 	mfcr	r0
 	std	r9,INT_PARMS+48(r1)
 	std	r10,INT_PARMS+56(r1)
 /* I'm almost certain we don't have to save cr...  be safe.  */
-	std	r0,FRAME_SIZE+8(r1)
+	std	r0,FRAME_SIZE+FRAME_CR_SAVE(r1)
 	bl	JUMPTARGET(_dl_fixup)
 #ifndef SHARED
 	nop
 #endif
 /* Put the registers back.  */
-	ld	r0,FRAME_SIZE+16(r1)
+	ld	r0,FRAME_SIZE+FRAME_LR_SAVE(r1)
 	ld	r10,INT_PARMS+56(r1)
 	ld	r9,INT_PARMS+48(r1)
 	ld	r8,INT_PARMS+40(r1)
 	ld	r7,INT_PARMS+32(r1)
 	mtlr	r0
-	ld	r0,FRAME_SIZE+8(r1)
+	ld	r0,FRAME_SIZE+FRAME_CR_SAVE(r1)
 	ld	r6,INT_PARMS+24(r1)
 	ld	r5,INT_PARMS+16(r1)
 	ld	r4,INT_PARMS+8(r1)
@@ -76,7 +76,7 @@ EALIGN(_dl_runtime_resolve, 4, 0)
 	ld	r3,INT_PARMS+0(r1)
 #if _CALL_ELF == 2
 /* Restore the caller's TOC in case we jump to a local entry point.  */
-	ld	r2,FRAME_SIZE+40(r1)
+	ld	r2,FRAME_SIZE+FRAME_TOC_SAVE(r1)
 #endif
 /* Unwind the stack frame, and jump.  */
 	addi	r1,r1,FRAME_SIZE
@@ -86,6 +86,7 @@ END(_dl_runtime_resolve)
 #undef INT_PARMS
 
 	/* Stack layout:
+	   (Note: some of these are not required for the ELFv2 ABI.)
 	  +592   previous backchain
 	  +584   spill_r31
 	  +576   spill_r30
@@ -147,10 +148,11 @@ END(_dl_runtime_resolve)
 	  +64    parm3
 	  +56    parm2
 	  +48    parm1
-	 * Parameter save area, Allocated by the call, at least 8 double words
-	  +40    TOC save area
-	  +32    Reserved for linker
-	  +24    Reserved for compiler
+	 * Parameter save area
+	 * (v1 ABI: Allocated by the call, at least 8 double words)
+	  +40    v1 ABI: TOC save area
+	  +32    v1 ABI: Reserved for linker
+	  +24    v1 ABI: Reserved for compiler / v2 ABI: TOC save area
 	  +16    LR save area
 	  +8     CR save area
 	r1+0     stack back chain
@@ -206,15 +208,15 @@ EALIGN(_dl_profile_resolve, 4, 0)
 /* Store the LR in the LR Save area of the previous frame.  */
 /* XXX Do we have to do this?  */
 	la	r8,FRAME_SIZE(r1)
-	std	r5,FRAME_SIZE+16(r1)
-	cfi_offset (lr, 16)
+	std	r5,FRAME_SIZE+FRAME_LR_SAVE(r1)
+	cfi_offset (lr, FRAME_LR_SAVE)
 	std	r5,CALLING_LR(r1)
 	mfcr	r0
 	std	r9,INT_PARMS+48(r1)
 	std	r10,INT_PARMS+56(r1)
 	std	r8,CALLING_SP(r1)
 /* I'm almost certain we don't have to save cr...  be safe.  */
-	std	r0,FRAME_SIZE+8(r1)
+	std	r0,FRAME_SIZE+FRAME_CR_SAVE(r1)
 	ld	r12,.LC__dl_hwcap@toc(r2)
 #ifdef SHARED
 	/* Load _rtld_local_ro._dl_hwcap.  */
@@ -311,13 +313,13 @@ L(saveFP):
 	lvx	v12,r11,r10
 	lvx	v13,r11,r9
 L(restoreFXR):
-	ld	r0,FRAME_SIZE+16(r1)
+	ld	r0,FRAME_SIZE+FRAME_LR_SAVE(r1)
 	ld	r10,INT_PARMS+56(r1)
 	ld	r9,INT_PARMS+48(r1)
 	ld	r8,INT_PARMS+40(r1)
 	ld	r7,INT_PARMS+32(r1)
 	mtlr	r0
-	ld	r0,FRAME_SIZE+8(r1)
+	ld	r0,FRAME_SIZE+FRAME_CR_SAVE(r1)
 	ld	r6,INT_PARMS+24(r1)
 	ld	r5,INT_PARMS+16(r1)
 	ld	r4,INT_PARMS+8(r1)
@@ -327,7 +329,7 @@ L(restoreFXR):
 	ld	r3,INT_PARMS+0(r1)
 #if _CALL_ELF == 2
 /* Restore the caller's TOC in case we jump to a local entry point.  */
-	ld	r2,FRAME_SIZE+40(r1)
+	ld	r2,FRAME_SIZE+FRAME_TOC_SAVE(r1)
 #endif
 /* Load the floating point registers.  */
 	lfd	fp1,FPR_PARMS+0(r1)
@@ -375,19 +377,19 @@ L(do_pltexit):
 	lvx	v12,r11,r10
 	lvx	v13,r11,r9
 L(restoreFXR2):
-	ld	r0,FRAME_SIZE+16(r1)
+	ld	r0,FRAME_SIZE+FRAME_LR_SAVE(r1)
 	ld	r10,INT_PARMS+56(r1)
 	ld	r9,INT_PARMS+48(r1)
 	ld	r8,INT_PARMS+40(r1)
 	ld	r7,INT_PARMS+32(r1)
 	mtlr	r0
-	ld	r0,FRAME_SIZE+8(r1)
+	ld	r0,FRAME_SIZE+FRAME_CR_SAVE(r1)
 	ld	r6,INT_PARMS+24(r1)
 	ld	r5,INT_PARMS+16(r1)
 	ld	r4,INT_PARMS+8(r1)
 	mtcrf	0xFF,r0
 /* Prepare for calling the function returned by fixup.  */
-	std	r2,40(r1)
+	std	r2,FRAME_TOC_SAVE(r1)
 	PPC64_LOAD_FUNCPTR r3
 	ld	r3,INT_PARMS+0(r1)
 /* Load the floating point registers.  */
@@ -406,7 +408,7 @@ L(restoreFXR2):
 	lfd	fp13,FPR_PARMS+96(r1)
 /* Call the target function.  */
 	bctrl
-	ld	r2,40(r1)
+	ld	r2,FRAME_TOC_SAVE(r1)
 	lwz	r12,VR_VRSAVE(r1)
 /* But return here and store the return values.  */
 	std	r3,INT_RTN(r1)
@@ -441,7 +443,7 @@ L(callpltexit):
 	beq	L(pltexitreturn)
 	lvx	v2,0,r10
 L(pltexitreturn):
-	ld	r0,FRAME_SIZE+16(r1)
+	ld	r0,FRAME_SIZE+FRAME_LR_SAVE(r1)
 	ld	r31,584(r1)
 	ld	r30,576(r1)
 	mtlr	r0
diff --git a/sysdeps/powerpc/powerpc64/ppc-mcount.S b/sysdeps/powerpc/powerpc64/ppc-mcount.S
index 3d21a70669..9824a55f5f 100644
--- a/sysdeps/powerpc/powerpc64/ppc-mcount.S
+++ b/sysdeps/powerpc/powerpc64/ppc-mcount.S
@@ -24,16 +24,16 @@
 ENTRY(_mcount)
 	mflr		 r4
 	ld		 r11, 0(r1)
-	stdu		 r1,-112(r1)
-	cfi_adjust_cfa_offset (112)
-	std		 r4, 128(r1)
-	cfi_offset (lr, 16)
-	ld		 r3, 16(r11)
+	stdu		 r1,-FRAME_MIN_SIZE(r1)
+	cfi_adjust_cfa_offset (FRAME_MIN_SIZE)
+	std		 r4, FRAME_MIN_SIZE+FRAME_LR_SAVE(r1)
+	cfi_offset (lr, FRAME_LR_SAVE)
+	ld		 r3, FRAME_LR_SAVE(r11)
 	bl		 JUMPTARGET(__mcount_internal)
 	nop
-	ld		 r0, 128(r1)
+	ld		 r0, FRAME_MIN_SIZE+FRAME_LR_SAVE(r1)
 	mtlr		 r0
-	addi		 r1,r1,112
+	addi		 r1,r1,FRAME_MIN_SIZE
 	blr
 END(_mcount)
 
diff --git a/sysdeps/powerpc/powerpc64/setjmp-common.S b/sysdeps/powerpc/powerpc64/setjmp-common.S
index db4b3497c7..9e4fb02779 100644
--- a/sysdeps/powerpc/powerpc64/setjmp-common.S
+++ b/sysdeps/powerpc/powerpc64/setjmp-common.S
@@ -54,7 +54,7 @@ END (setjmp)
    bugz #269.  __GI__setjmp is used in csu/libc-start.c when
    HAVE_CLEANUP_JMP_BUF is defined.  */
 ENTRY (__GI__setjmp)
-	std r2,40(r1)		/* Save the callers TOC in the save area.  */
+	std r2,FRAME_TOC_SAVE(r1)		/* Save the callers TOC in the save area.  */
 	CALL_MCOUNT 1
 	li r4,0			/* Set second argument to 0.  */
 	b JUMPTARGET (GLUE(__sigsetjmp,_ent))
@@ -80,7 +80,7 @@ JUMPTARGET(GLUE(__sigsetjmp,_ent)):
 #endif
 	mflr r0
 #if defined SHARED && !defined IS_IN_rtld
-	ld   r5,40(r1)	/* Retrieve the callers TOC.  */
+	ld   r5,FRAME_TOC_SAVE(r1)	/* Retrieve the callers TOC.  */
 	std  r5,(JB_GPR2*8)(3)
 #else
 	std  r2,(JB_GPR2*8)(3)
@@ -216,14 +216,14 @@ L(no_vmx):
 	b	JUMPTARGET (__sigjmp_save)
 #else
 	mflr	r0
-	std	r0,16(r1)
-	stdu	r1,-112(r1)
-	cfi_adjust_cfa_offset(112)
-	cfi_offset(lr,16)
+	std	r0,FRAME_LR_SAVE(r1)
+	stdu	r1,-FRAME_MIN_SIZE(r1)
+	cfi_adjust_cfa_offset(FRAME_MIN_SIZE)
+	cfi_offset(lr,FRAME_LR_SAVE)
 	bl	JUMPTARGET (__sigjmp_save)
 	nop
-	ld	r0,112+16(r1)
-	addi	r1,r1,112
+	ld	r0,FRAME_MIN_SIZE+FRAME_LR_SAVE(r1)
+	addi	r1,r1,FRAME_MIN_SIZE
 	mtlr	r0
 	blr
 #endif
diff --git a/sysdeps/powerpc/powerpc64/sysdep.h b/sysdeps/powerpc/powerpc64/sysdep.h
index 779fd90265..112e4187c5 100644
--- a/sysdeps/powerpc/powerpc64/sysdep.h
+++ b/sysdeps/powerpc/powerpc64/sysdep.h
@@ -20,25 +20,67 @@
 
 #ifdef __ASSEMBLER__
 
+/* Stack frame offsets.  */
+#if _CALL_ELF != 2
+#define FRAME_MIN_SIZE		112
+#define FRAME_MIN_SIZE_PARM	112
+#define FRAME_BACKCHAIN		0
+#define FRAME_CR_SAVE		8
+#define FRAME_LR_SAVE		16
+#define FRAME_TOC_SAVE		40
+#define FRAME_PARM_SAVE		48
+#define FRAME_PARM1_SAVE	48
+#define FRAME_PARM2_SAVE	56
+#define FRAME_PARM3_SAVE	64
+#define FRAME_PARM4_SAVE	72
+#define FRAME_PARM5_SAVE	80
+#define FRAME_PARM6_SAVE	88
+#define FRAME_PARM7_SAVE	96
+#define FRAME_PARM8_SAVE	104
+#define FRAME_PARM9_SAVE	112
+#else
+#define FRAME_MIN_SIZE		32
+#define FRAME_MIN_SIZE_PARM	96
+#define FRAME_BACKCHAIN		0
+#define FRAME_CR_SAVE		8
+#define FRAME_LR_SAVE		16
+#define FRAME_TOC_SAVE		24
+#define FRAME_PARM_SAVE		32
+#define FRAME_PARM1_SAVE	32
+#define FRAME_PARM2_SAVE	40
+#define FRAME_PARM3_SAVE	48
+#define FRAME_PARM4_SAVE	56
+#define FRAME_PARM5_SAVE	64
+#define FRAME_PARM6_SAVE	72
+#define FRAME_PARM7_SAVE	80
+#define FRAME_PARM8_SAVE	88
+#define FRAME_PARM9_SAVE	96
+#endif
+
 /* Support macros for CALL_MCOUNT.  */
+#if _CALL_ELF == 2
+#define call_mcount_parm_offset (-64)
+#else
+#define call_mcount_parm_offset FRAME_PARM_SAVE
+#endif
 	.macro SAVE_ARG NARG
 	.if \NARG
 	SAVE_ARG \NARG-1
-	std	2+\NARG,40+8*(\NARG)(1)
+	std	2+\NARG,call_mcount_parm_offset-8+8*(\NARG)(1)
 	.endif
 	.endm
 
 	.macro REST_ARG NARG
 	.if \NARG
 	REST_ARG \NARG-1
-	ld	2+\NARG,112+40+8*(\NARG)(1)
+	ld	2+\NARG,FRAME_MIN_SIZE_PARM+call_mcount_parm_offset-8+8*(\NARG)(1)
 	.endif
 	.endm
 
 	.macro CFI_SAVE_ARG NARG
 	.if \NARG
 	CFI_SAVE_ARG \NARG-1
-	cfi_offset(2+\NARG,40+8*(\NARG))
+	cfi_offset(2+\NARG,call_mcount_parm_offset-8+8*(\NARG))
 	.endif
 	.endm
 
@@ -55,20 +97,20 @@
 #ifdef	PROF
 	mflr	r0
 	SAVE_ARG \NARG
-	std	r0,16(r1)
-	stdu	r1,-112(r1)
-	cfi_adjust_cfa_offset(112)
-	cfi_offset(lr,16)
+	std	r0,FRAME_LR_SAVE(r1)
+	stdu	r1,-FRAME_MIN_SIZE_PARM(r1)
+	cfi_adjust_cfa_offset(FRAME_MIN_SIZE_PARM)
+	cfi_offset(lr,FRAME_LR_SAVE)
 	CFI_SAVE_ARG \NARG
 	bl	JUMPTARGET (_mcount)
 #ifndef SHARED
 	nop
 #endif
-	ld	r0,128(r1)
+	ld	r0,FRAME_MIN_SIZE_PARM+FRAME_LR_SAVE(r1)
 	REST_ARG \NARG
 	mtlr	r0
-	addi	r1,r1,112
-	cfi_adjust_cfa_offset(-112)
+	addi	r1,r1,FRAME_MIN_SIZE_PARM
+	cfi_adjust_cfa_offset(-FRAME_MIN_SIZE_PARM)
 	cfi_restore(lr)
 	CFI_REST_ARG \NARG
 #endif
@@ -267,15 +309,15 @@ LT_LABELSUFFIX(name,_name_end): ; \
     .else; \
 .Local_syscall_error: \
     mflr 0; \
-    std 0,16(1); \
-    stdu 1,-112(1); \
-    cfi_adjust_cfa_offset(112); \
-    cfi_offset(lr,16); \
+    std 0,FRAME_LR_SAVE(1); \
+    stdu 1,-FRAME_MIN_SIZE(1); \
+    cfi_adjust_cfa_offset(FRAME_MIN_SIZE); \
+    cfi_offset(lr,FRAME_LR_SAVE); \
     bl JUMPTARGET(__syscall_error); \
     nop; \
-    ld 0,112+16(1); \
-    addi 1,1,112; \
-    cfi_adjust_cfa_offset(-112); \
+    ld 0,FRAME_MIN_SIZE+FRAME_LR_SAVE(1); \
+    addi 1,1,FRAME_MIN_SIZE; \
+    cfi_adjust_cfa_offset(-FRAME_MIN_SIZE); \
     mtlr 0; \
     cfi_restore(lr); \
     blr; \
diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc64/____longjmp_chk.S b/sysdeps/unix/sysv/linux/powerpc/powerpc64/____longjmp_chk.S
index 270e21e001..ae576d62c3 100644
--- a/sysdeps/unix/sysv/linux/powerpc/powerpc64/____longjmp_chk.S
+++ b/sysdeps/unix/sysv/linux/powerpc/powerpc64/____longjmp_chk.S
@@ -33,24 +33,24 @@
 	cmpld	reg, r1;				\
 	bge+	.Lok;					\
 	mflr	r0;					\
-	std	r0,16(r1);				\
+	std	r0,FRAME_LR_SAVE(r1);			\
 	mr	r31,r3;					\
 	mr	r30,r4;					\
-	stdu	r1,-144(r1);				\
+	stdu	r1,-FRAME_MIN_SIZE-32(r1);		\
 	cfi_remember_state;				\
-	cfi_adjust_cfa_offset (144);			\
-	cfi_offset (lr, 16);				\
+	cfi_adjust_cfa_offset (FRAME_MIN_SIZE+32);	\
+	cfi_offset (lr, FRAME_LR_SAVE);			\
 	li	r3,0;					\
-	addi	r4,r1,112;				\
+	addi	r4,r1,FRAME_MIN_SIZE;			\
 	li	r0,__NR_sigaltstack;			\
 	sc;						\
 	/* Without working sigaltstack we cannot perform the test.  */ \
 	bso	.Lok2;					\
-	lwz	r0,112+8(r1);				\
+	lwz	r0,FRAME_MIN_SIZE+8(r1);		\
 	andi.	r4,r0,1;				\
 	beq	.Lfail;					\
-	ld	r0,112+16(r1);				\
-	ld	r4,112(r1);				\
+	ld	r0,FRAME_MIN_SIZE+16(r1);		\
+	ld	r4,FRAME_MIN_SIZE(r1);			\
 	add	r4,r4,r0;				\
 	sub	r3,r3,reg;				\
 	cmpld	r3,r0;					\
diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc64/brk.S b/sysdeps/unix/sysv/linux/powerpc/powerpc64/brk.S
index 348aeb5ba0..33cdf25225 100644
--- a/sysdeps/unix/sysv/linux/powerpc/powerpc64/brk.S
+++ b/sysdeps/unix/sysv/linux/powerpc/powerpc64/brk.S
@@ -28,9 +28,9 @@
 ENTRY (__brk)
 	CALL_MCOUNT 1
 
-	std	r3,48(r1)
+	std	r3,-8(r1)
 	DO_CALL(SYS_ify(brk))
-	ld	r6,48(r1)
+	ld	r6,-8(r1)
 	ld	r5,.LC__curbrk@toc(r2)
 	std     r3,0(r5)
 	cmpld   r6,r3
diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc64/clone.S b/sysdeps/unix/sysv/linux/powerpc/powerpc64/clone.S
index 4151d15c37..37d9d24fb9 100644
--- a/sysdeps/unix/sysv/linux/powerpc/powerpc64/clone.S
+++ b/sysdeps/unix/sysv/linux/powerpc/powerpc64/clone.S
@@ -40,22 +40,22 @@ ENTRY (__clone)
 	cror	cr0*4+eq,cr1*4+eq,cr0*4+eq
 	beq-	cr0,L(badargs)
 
-	/* Save some regs in parm save area.  */
+	/* Save some regs in the "red zone".  */
 #ifdef RESET_PID
-	std	r29,48(r1)
+	std	r29,-24(r1)
 #endif
-	std	r30,56(r1)
-	std	r31,64(r1)
+	std	r30,-16(r1)
+	std	r31,-8(r1)
 #ifdef RESET_PID
-	cfi_offset(r29,48)
+	cfi_offset(r29,-24)
 #endif
-	cfi_offset(r30,56)
-	cfi_offset(r31,64)
+	cfi_offset(r30,-16)
+	cfi_offset(r31,-8)
 
 	/* Set up stack frame for child.  */
 	clrrdi	r4,r4,4
 	li	r0,0
-	stdu	r0,-112(r4) /* min stack frame is 112 bytes per ABI */
+	stdu	r0,-FRAME_MIN_SIZE_PARM(r4)
 
 	/* Save fn, args, stack across syscall.  */
 	mr	r30,r3			/* Function in r30.  */
@@ -97,12 +97,12 @@ L(nomoregetpid):
 L(oldpid):
 #endif
 
-	std	r2,40(r1)
+	std	r2,FRAME_TOC_SAVE(r1)
 	/* Call procedure.  */
 	PPC64_LOAD_FUNCPTR r30
 	mr	r3,r31
 	bctrl
-	ld	r2,40(r1)
+	ld	r2,FRAME_TOC_SAVE(r1)
 	/* Call _exit with result from procedure.  */
 #ifdef SHARED
 	b	JUMPTARGET(__GI__exit)
@@ -121,15 +121,15 @@ L(badargs):
 L(parent):
 	/* Parent.  Restore registers & return.  */
 #ifdef RESET_PID
-	cfi_offset(r29,48)
+	cfi_offset(r29,-24)
 #endif
-	cfi_offset(r30,56)
-	cfi_offset(r31,64)
+	cfi_offset(r30,-16)
+	cfi_offset(r31,-8)
 #ifdef RESET_PID
-	ld	r29,48(r1)
+	ld	r29,-24(r1)
 #endif
-	ld	r30,56(r1)
-	ld	r31,64(r1)
+	ld	r30,-16(r1)
+	ld	r31,-8(r1)
 #ifdef RESET_PID
 	cfi_restore(r29)
 #endif
diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc64/socket.S b/sysdeps/unix/sysv/linux/powerpc/powerpc64/socket.S
index 018e55c997..aba2d80902 100644
--- a/sysdeps/unix/sysv/linux/powerpc/powerpc64/socket.S
+++ b/sysdeps/unix/sysv/linux/powerpc/powerpc64/socket.S
@@ -46,8 +46,13 @@
 # endif
 #endif
 
-#define FRAMESIZE 128
-#define stackblock FRAMESIZE+48 /* offset to parm save area.  */
+#if _CALL_ELF == 2
+#define FRAMESIZE (FRAME_MIN_SIZE+16+64)
+#define stackblock (FRAME_MIN_SIZE+16)
+#else
+#define FRAMESIZE (FRAME_MIN_SIZE+16)
+#define stackblock (FRAMESIZE+FRAME_PARM_SAVE) /* offset to parm save area.  */
+#endif
 
 	.text
 ENTRY(__socket)
@@ -98,22 +103,22 @@ ENTRY(__socket)
 .Lsocket_cancel:
 	cfi_adjust_cfa_offset(FRAMESIZE)
 	mflr	r9
-	std	r9,FRAMESIZE+16(r1)
-	cfi_offset (lr, 16)
+	std	r9,FRAMESIZE+FRAME_LR_SAVE(r1)
+	cfi_offset (lr, FRAME_LR_SAVE)
 	CENABLE
-	std	r3,120(r1)
+	std	r3,FRAME_MIN_SIZE+8(r1)
 	li	r3,P(SOCKOP_,socket)
 	addi	r4,r1,stackblock
 	DO_CALL(SYS_ify(socketcall))
 	mfcr	r0
-	std	r3,112(r1)
-	std	r0,FRAMESIZE+8(r1)
-	cfi_offset (cr, 8)
-	ld  	r3,120(r1)
+	std	r3,FRAME_MIN_SIZE(r1)
+	std	r0,FRAMESIZE+FRAME_CR_SAVE(r1)
+	cfi_offset (cr, FRAME_CR_SAVE)
+	ld  	r3,FRAME_MIN_SIZE+8(r1)
 	CDISABLE
-	ld	r4,FRAMESIZE+16(r1)
-	ld	r0,FRAMESIZE+8(r1)
-	ld	r3,112(r1)
+	ld	r4,FRAMESIZE+FRAME_LR_SAVE(r1)
+	ld	r0,FRAMESIZE+FRAME_CR_SAVE(r1)
+	ld	r3,FRAME_MIN_SIZE(r1)
 	mtlr	r4
 	mtcr	r0
 	addi	r1,r1,FRAMESIZE
diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc64/ucontext_i.sym b/sysdeps/unix/sysv/linux/powerpc/powerpc64/ucontext_i.sym
index a35418d9d4..8364e4614f 100644
--- a/sysdeps/unix/sysv/linux/powerpc/powerpc64/ucontext_i.sym
+++ b/sysdeps/unix/sysv/linux/powerpc/powerpc64/ucontext_i.sym
@@ -8,27 +8,6 @@ SIG_BLOCK
 SIG_SETMASK
 
 
--- Offsets of the fields in the powerpc64 ABI stack frame.
--- XXX Do these correspond to some struct?
-
-FRAME_BACKCHAIN		0
-FRAME_CR_SAVE		8
-FRAME_LR_SAVE		16
-FRAME_COMPILER_DW	24
-FRAME_LINKER_DW		32
-FRAME_TOC_SAVE		40
-FRAME_PARM_SAVE		48
-FRAME_PARM1_SAVE	48
-FRAME_PARM2_SAVE	56
-FRAME_PARM3_SAVE	64
-FRAME_PARM4_SAVE	72
-FRAME_PARM5_SAVE	80
-FRAME_PARM6_SAVE	88
-FRAME_PARM7_SAVE	96
-FRAME_PARM8_SAVE	104
-FRAME_PARM9_SAVE	112
-
-
 -- Offsets of the fields in the ucontext_t structure.
 #define ucontext(member)	offsetof (ucontext_t, member)
 #define mcontext(member)	ucontext (uc_mcontext.member)
generated by cgit-pink 1.4.1 (git 2.36.1) at 2024-11-02 20:54:03 +0000