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125 lines
3.6 KiB
Diff
125 lines
3.6 KiB
Diff
2015-03-11 Martin Sebor <msebor@redhat.com>
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* sysdeps/unix/sysv/linux/powerpc/powerpc64/setcontext.S
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(__setcontext): Set machine to power6 regardless of whether
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or not _ARCH_PWR6 is defined.
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* sysdeps/unix/sysv/linux/powerpc/powerpc64/swapcontext.S
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(__novec_swapcontext): Likewise.
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diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc64/setcontext.S b/sysdeps/unix/sysv/linux/powerpc/powerpc64/setcontext.S
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index e47a57a..a1ed419 100644
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--- a/sysdeps/unix/sysv/linux/powerpc/powerpc64/setcontext.S
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+++ b/sysdeps/unix/sysv/linux/powerpc/powerpc64/setcontext.S
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@@ -79,12 +79,13 @@ ENTRY(__novec_setcontext)
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lfd fp31,(SIGCONTEXT_FP_REGS+(PT_R31*8))(r31)
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lfd fp30,(SIGCONTEXT_FP_REGS+(PT_R30*8))(r31)
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+ .machine push
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+ .machine "power6"
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+
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# ifdef _ARCH_PWR6
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/* Use the extended four-operand version of the mtfsf insn. */
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mtfsf 0xff,fp0,1,0
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# else
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- .machine push
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- .machine "power6"
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/* Availability of DFP indicates a 64-bit FPSCR. */
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andi. r6,r5,PPC_FEATURE_HAS_DFP
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beq 5f
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@@ -95,8 +96,10 @@ ENTRY(__novec_setcontext)
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5:
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mtfsf 0xff,fp0
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6:
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- .machine pop
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# endif /* _ARCH_PWR6 */
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+
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+ .machine pop
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+
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lfd fp29,(SIGCONTEXT_FP_REGS+(PT_R29*8))(r31)
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lfd fp28,(SIGCONTEXT_FP_REGS+(PT_R28*8))(r31)
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lfd fp27,(SIGCONTEXT_FP_REGS+(PT_R27*8))(r31)
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@@ -362,12 +365,13 @@ L(has_no_vec):
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lfd fp31,(SIGCONTEXT_FP_REGS+(PT_R31*8))(r31)
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lfd fp30,(SIGCONTEXT_FP_REGS+(PT_R30*8))(r31)
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+ .machine push
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+ .machine "power6"
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+
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# ifdef _ARCH_PWR6
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/* Use the extended four-operand version of the mtfsf insn. */
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mtfsf 0xff,fp0,1,0
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# else
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- .machine push
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- .machine "power6"
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/* Availability of DFP indicates a 64-bit FPSCR. */
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andi. r6,r5,PPC_FEATURE_HAS_DFP
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beq 7f
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@@ -378,8 +382,10 @@ L(has_no_vec):
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7:
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mtfsf 0xff,fp0
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8:
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- .machine pop
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# endif /* _ARCH_PWR6 */
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+
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+ .machine pop
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+
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lfd fp29,(SIGCONTEXT_FP_REGS+(PT_R29*8))(r31)
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lfd fp28,(SIGCONTEXT_FP_REGS+(PT_R28*8))(r31)
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lfd fp27,(SIGCONTEXT_FP_REGS+(PT_R27*8))(r31)
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diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc64/swapcontext.S b/sysdeps/unix/sysv/linux/powerpc/powerpc64/swapcontext.S
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index bc02a21..b25904d 100644
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--- a/sysdeps/unix/sysv/linux/powerpc/powerpc64/swapcontext.S
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+++ b/sysdeps/unix/sysv/linux/powerpc/powerpc64/swapcontext.S
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@@ -173,6 +173,10 @@ ENTRY(__novec_swapcontext)
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lfd fp0,(SIGCONTEXT_FP_REGS+(32*8))(r31)
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lfd fp31,(SIGCONTEXT_FP_REGS+(PT_R31*8))(r31)
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lfd fp30,(SIGCONTEXT_FP_REGS+(PT_R30*8))(r31)
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+
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+ .machine push
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+ .machine "power6"
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+
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# ifdef _ARCH_PWR6
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/* Use the extended four-operand version of the mtfsf insn. */
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mtfsf 0xff,fp0,1,0
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@@ -189,8 +193,10 @@ ENTRY(__novec_swapcontext)
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5:
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mtfsf 0xff,fp0
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6:
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- .machine pop
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#endif /* _ARCH_PWR6 */
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+
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+ .machine pop
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+
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lfd fp29,(SIGCONTEXT_FP_REGS+(PT_R29*8))(r31)
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lfd fp28,(SIGCONTEXT_FP_REGS+(PT_R28*8))(r31)
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lfd fp27,(SIGCONTEXT_FP_REGS+(PT_R27*8))(r31)
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@@ -652,12 +658,14 @@ L(has_no_vec2):
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lfd fp0,(SIGCONTEXT_FP_REGS+(32*8))(r31)
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lfd fp31,(SIGCONTEXT_FP_REGS+(PT_R31*8))(r31)
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lfd fp30,(SIGCONTEXT_FP_REGS+(PT_R30*8))(r31)
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+
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+ .machine push
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+ .machine "power6"
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+
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# ifdef _ARCH_PWR6
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/* Use the extended four-operand version of the mtfsf insn. */
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mtfsf 0xff,fp0,1,0
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# else
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- .machine push
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- .machine "power6"
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/* Availability of DFP indicates a 64-bit FPSCR. */
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andi. r6,r8,PPC_FEATURE_HAS_DFP
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beq 7f
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@@ -668,8 +676,10 @@ L(has_no_vec2):
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7:
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mtfsf 0xff,fp0
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8:
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- .machine pop
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#endif /* _ARCH_PWR6 */
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+
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+ .machine pop
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+
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lfd fp29,(SIGCONTEXT_FP_REGS+(PT_R29*8))(r31)
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lfd fp28,(SIGCONTEXT_FP_REGS+(PT_R28*8))(r31)
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lfd fp27,(SIGCONTEXT_FP_REGS+(PT_R27*8))(r31)
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