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Diffstat (limited to 'libc/sysdeps/linux/mips/__longjmp.c')
-rw-r--r--libc/sysdeps/linux/mips/__longjmp.c55
1 files changed, 27 insertions, 28 deletions
diff --git a/libc/sysdeps/linux/mips/__longjmp.c b/libc/sysdeps/linux/mips/__longjmp.c
index 557ea8be8..7366fc22d 100644
--- a/libc/sysdeps/linux/mips/__longjmp.c
+++ b/libc/sysdeps/linux/mips/__longjmp.c
@@ -21,65 +21,64 @@
#include <setjmp.h>
#include <stdlib.h>
-
-extern __typeof(longjmp) __longjmp;
-libc_hidden_proto(__longjmp)
-
#ifndef __GNUC__
#error This file uses GNU C extensions; you must compile with GCC.
#endif
-void __longjmp (__jmp_buf env, int val_arg)
+extern void __longjmp (__jmp_buf __env, int __val) attribute_noreturn;
+libc_hidden_proto(__longjmp)
+
+void attribute_noreturn __longjmp (__jmp_buf env, int val_arg)
{
/* gcc 1.39.19 miscompiled the longjmp routine (as it did setjmp before
the hack around it); force it to use $a1 for the longjmp value.
Without this it saves $a1 in a register which gets clobbered
along the way. */
- register int val asm ("a1");
+ register int val __asm__ ("a1");
/* Pull back the floating point callee-saved registers. */
#if defined __UCLIBC_HAS_FLOATS__ && ! defined __UCLIBC_HAS_SOFT_FLOAT__
- asm volatile ("l.d $f20, %0" : : "m" (env[0].__fpregs[0]));
- asm volatile ("l.d $f22, %0" : : "m" (env[0].__fpregs[1]));
- asm volatile ("l.d $f24, %0" : : "m" (env[0].__fpregs[2]));
- asm volatile ("l.d $f26, %0" : : "m" (env[0].__fpregs[3]));
- asm volatile ("l.d $f28, %0" : : "m" (env[0].__fpregs[4]));
- asm volatile ("l.d $f30, %0" : : "m" (env[0].__fpregs[5]));
+ __asm__ __volatile__ ("l.d $f20, %0" : : "m" (env[0].__fpregs[0]));
+ __asm__ __volatile__ ("l.d $f22, %0" : : "m" (env[0].__fpregs[1]));
+ __asm__ __volatile__ ("l.d $f24, %0" : : "m" (env[0].__fpregs[2]));
+ __asm__ __volatile__ ("l.d $f26, %0" : : "m" (env[0].__fpregs[3]));
+ __asm__ __volatile__ ("l.d $f28, %0" : : "m" (env[0].__fpregs[4]));
+ __asm__ __volatile__ ("l.d $f30, %0" : : "m" (env[0].__fpregs[5]));
/* Get and reconstruct the floating point csr. */
- asm volatile ("lw $2, %0" : : "m" (env[0].__fpc_csr));
- asm volatile ("ctc1 $2, $31");
+ __asm__ __volatile__ ("lw $2, %0" : : "m" (env[0].__fpc_csr));
+ __asm__ __volatile__ ("ctc1 $2, $31");
#endif
/* Get the GP. */
- asm volatile ("lw $gp, %0" : : "m" (env[0].__gp));
+ __asm__ __volatile__ ("lw $gp, %0" : : "m" (env[0].__gp));
/* Get the callee-saved registers. */
- asm volatile ("lw $16, %0" : : "m" (env[0].__regs[0]));
- asm volatile ("lw $17, %0" : : "m" (env[0].__regs[1]));
- asm volatile ("lw $18, %0" : : "m" (env[0].__regs[2]));
- asm volatile ("lw $19, %0" : : "m" (env[0].__regs[3]));
- asm volatile ("lw $20, %0" : : "m" (env[0].__regs[4]));
- asm volatile ("lw $21, %0" : : "m" (env[0].__regs[5]));
- asm volatile ("lw $22, %0" : : "m" (env[0].__regs[6]));
- asm volatile ("lw $23, %0" : : "m" (env[0].__regs[7]));
+ __asm__ __volatile__ ("lw $16, %0" : : "m" (env[0].__regs[0]));
+ __asm__ __volatile__ ("lw $17, %0" : : "m" (env[0].__regs[1]));
+ __asm__ __volatile__ ("lw $18, %0" : : "m" (env[0].__regs[2]));
+ __asm__ __volatile__ ("lw $19, %0" : : "m" (env[0].__regs[3]));
+ __asm__ __volatile__ ("lw $20, %0" : : "m" (env[0].__regs[4]));
+ __asm__ __volatile__ ("lw $21, %0" : : "m" (env[0].__regs[5]));
+ __asm__ __volatile__ ("lw $22, %0" : : "m" (env[0].__regs[6]));
+ __asm__ __volatile__ ("lw $23, %0" : : "m" (env[0].__regs[7]));
/* Get the PC. */
- asm volatile ("lw $25, %0" : : "m" (env[0].__pc));
+ __asm__ __volatile__ ("lw $25, %0" : : "m" (env[0].__pc));
/* Restore the stack pointer and the FP. They have to be restored
last and in a single asm as gcc, depending on options used, may
use either of them to access env. */
- asm volatile ("lw $29, %0\n\t"
+ __asm__ __volatile__ ("lw $29, %0\n\t"
"lw $30, %1\n\t" : : "m" (env[0].__sp), "m" (env[0].__fp));
/* Give setjmp 1 if given a 0, or what they gave us if non-zero. */
if (val == 0)
- asm volatile ("li $2, 1");
+ __asm__ __volatile__ ("li $2, 1");
else
- asm volatile ("move $2, %0" : : "r" (val));
+ __asm__ __volatile__ ("move $2, %0" : : "r" (val));
- asm volatile ("jr $25");
+ __asm__ __volatile__ ("jr $25");
/* Avoid `volatile function does return' warnings. */
for (;;);