mirror of
git://git.musl-libc.org/musl
synced 2024-12-26 00:22:35 +00:00
4fcb48275a
this assumption is borderline-unsafe to begin with, and fails badly with -ffunction-sections since the linker can move the callee arbitrarily far away when it lies in a different section.
79 lines
1.3 KiB
C
79 lines
1.3 KiB
C
#ifdef __SH_FDPIC__
|
|
|
|
__asm__(
|
|
".text \n"
|
|
".global " START " \n"
|
|
START ": \n"
|
|
" tst r8, r8 \n"
|
|
" bf 1f \n"
|
|
" mov #68, r3 \n"
|
|
" add r3, r3 \n"
|
|
" mov #8, r4 \n"
|
|
" swap.w r4, r4 \n"
|
|
" trapa #31 \n"
|
|
" nop \n"
|
|
" nop \n"
|
|
" nop \n"
|
|
" nop \n"
|
|
"1: nop \n"
|
|
#ifndef SHARED
|
|
" mov r8, r4 \n"
|
|
" mova 1f, r0 \n"
|
|
" mov.l 1f, r5 \n"
|
|
" mov.l 1f+4, r6 \n"
|
|
" add r0, r5 \n"
|
|
" mov.l 4f, r1 \n"
|
|
"5: bsrf r1 \n"
|
|
" add r0, r6 \n"
|
|
" mov r0, r12 \n"
|
|
#endif
|
|
" mov r10, r5 \n"
|
|
" mov r15, r4 \n"
|
|
" mov.l r9, @-r15 \n"
|
|
" mov.l r8, @-r15 \n"
|
|
" mov #-16, r0 \n"
|
|
" mov.l 2f, r1 \n"
|
|
"3: bsrf r1 \n"
|
|
" and r0, r15 \n"
|
|
".align 2 \n"
|
|
"1: .long __ROFIXUP_LIST__@PCREL \n"
|
|
" .long __ROFIXUP_END__@PCREL + 4 \n"
|
|
"2: .long " START "_c@PCREL - (3b+4-.) \n"
|
|
#ifndef SHARED
|
|
"4: .long __fdpic_fixup@PCREL - (5b+4-.) \n"
|
|
#endif
|
|
);
|
|
|
|
#ifndef SHARED
|
|
#include "fdpic_crt.h"
|
|
#endif
|
|
|
|
#else
|
|
|
|
__asm__(
|
|
".text \n"
|
|
".global " START " \n"
|
|
START ": \n"
|
|
" mova 1f, r0 \n"
|
|
" mov.l 1f, r5 \n"
|
|
" add r0, r5 \n"
|
|
" mov r15, r4 \n"
|
|
" mov #-16, r0 \n"
|
|
" mov.l 2f, r1 \n"
|
|
"3: bsrf r1 \n"
|
|
" and r0, r15 \n"
|
|
".align 2 \n"
|
|
".weak _DYNAMIC \n"
|
|
".hidden _DYNAMIC \n"
|
|
"1: .long _DYNAMIC-. \n"
|
|
"2: .long " START "_c@PCREL - (3b+4-.) \n"
|
|
);
|
|
|
|
#endif
|
|
|
|
/* used by gcc for switching the FPU between single and double precision */
|
|
#ifdef SHARED
|
|
__attribute__((__visibility__("hidden")))
|
|
#endif
|
|
const unsigned long __fpscr_values[2] = { 0, 0x80000 };
|