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(CFLAGS-tst-align.c): Add -mpreferred-stack-boundary=4.

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This commit is contained in:
Ulrich Drepper
2004-12-22 20:10:10 +00:00
parent 0ecb606cb6
commit a334319f65
6215 changed files with 304673 additions and 494300 deletions
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123
elf/tls-macros.h
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@ -16,7 +16,6 @@
/* XXX Until we get compiler support we don't need declarations. */
#define VAR_INT_DECL(x)
#include_next <tls-macros.h>
/* XXX Each architecture must have its own asm for now. */
#ifdef __i386__
@ -441,74 +440,6 @@ register void *__gp __asm__("$29");
"o5", "o7", "cc"); \
__o0; })
#elif defined __sparc__ && defined __arch64__
# define TLS_LE(x) \
({ int *__l; \
asm ("sethi %%tle_hix22(" #x "), %0" : "=r" (__l)); \
asm ("xor %1, %%tle_lox10(" #x "), %0" : "=r" (__l) : "r" (__l)); \
asm ("add %%g7, %1, %0" : "=r" (__l) : "r" (__l)); \
__l; })
# ifdef __PIC__
# define TLS_LOAD_PIC \
({ long pc, got; \
asm ("sethi %%hi(_GLOBAL_OFFSET_TABLE_-4), %1\n\t" \
"rd %%pc, %0\n\t" \
"add %1, %%lo(_GLOBAL_OFFSET_TABLE_+4), %1\n\t" \
"add %1, %0, %1\n\t" \
: "=r" (pc), "=r" (got)); \
got; })
# else
# define TLS_LOAD_PIC \
({ long got; \
asm (".hidden _GLOBAL_OFFSET_TABLE_\n\t" \
"sethi %%hi(_GLOBAL_OFFSET_TABLE_), %0\n\t" \
"or %0, %%lo(_GLOBAL_OFFSET_TABLE_), %0" \
: "=r" (got)); \
got; })
# endif
# define TLS_IE(x) \
({ int *__l; \
asm ("sethi %%tie_hi22(" #x "), %0" : "=r" (__l)); \
asm ("add %1, %%tie_lo10(" #x "), %0" : "=r" (__l) : "r" (__l)); \
asm ("ldx [%1 + %2], %0, %%tie_ldx(" #x ")" \
: "=r" (__l) : "r" (TLS_LOAD_PIC), "r" (__l)); \
asm ("add %%g7, %1, %0, %%tie_add(" #x ")" : "=r" (__l) : "r" (__l)); \
__l; })
# define TLS_LD(x) \
({ int *__l; register void *__o0 asm ("%o0"); \
long __o; \
asm ("sethi %%tldm_hi22(" #x "), %0" : "=r" (__l)); \
asm ("add %1, %%tldm_lo10(" #x "), %0" : "=r" (__l) : "r" (__l)); \
asm ("add %1, %2, %0, %%tldm_add(" #x ")" \
: "=r" (__o0) : "r" (TLS_LOAD_PIC), "r" (__l)); \
asm ("call __tls_get_addr, %%tgd_call(" #x ")\n\t" \
" nop" \
: "=r" (__o0) : "0" (__o0) \
: "g1", "g2", "g3", "g4", "g5", "g6", "o1", "o2", "o3", "o4", \
"o5", "o7", "cc"); \
asm ("sethi %%tldo_hix22(" #x "), %0" : "=r" (__o)); \
asm ("xor %1, %%tldo_lox10(" #x "), %0" : "=r" (__o) : "r" (__o)); \
asm ("add %1, %2, %0, %%tldo_add(" #x ")" : "=r" (__l) \
: "r" (__o0), "r" (__o)); \
__l; })
# define TLS_GD(x) \
({ int *__l; register void *__o0 asm ("%o0"); \
asm ("sethi %%tgd_hi22(" #x "), %0" : "=r" (__l)); \
asm ("add %1, %%tgd_lo10(" #x "), %0" : "=r" (__l) : "r" (__l)); \
asm ("add %1, %2, %0, %%tgd_add(" #x ")" \
: "=r" (__o0) : "r" (TLS_LOAD_PIC), "r" (__l)); \
asm ("call __tls_get_addr, %%tgd_call(" #x ")\n\t" \
" nop" \
: "=r" (__o0) : "0" (__o0) \
: "g1", "g2", "g3", "g4", "g5", "g6", "o1", "o2", "o3", "o4", \
"o5", "o7", "cc"); \
__o0; })
#elif defined __s390x__
# define TLS_LE(x) \
@ -703,8 +634,6 @@ register void *__gp __asm__("$29");
#elif defined __powerpc__ && !defined __powerpc64__
#include "config.h"
# define __TLS_CALL_CLOBBERS \
"0", "3", "4", "5", "6", "7", "8", "9", "10", "11", "12", \
"lr", "ctr", "cr0", "cr1", "cr5", "cr6", "cr7"
@ -717,20 +646,7 @@ register void *__gp __asm__("$29");
__result; })
/* PowerPC32 Initial Exec TLS access. */
# ifdef HAVE_ASM_PPC_REL16
# define TLS_IE(x) \
({ int *__result; \
asm ("bcl 20,31,1f\n1:\t" \
"mflr %0\n\t" \
"addis %0,%0,_GLOBAL_OFFSET_TABLE_-1b@ha\n\t" \
"addi %0,%0,_GLOBAL_OFFSET_TABLE_-1b@l\n\t" \
"lwz %0," #x "@got@tprel(%0)\n\t" \
"add %0,%0," #x "@tls" \
: "=b" (__result) : \
: "lr"); \
__result; })
# else
# define TLS_IE(x) \
# define TLS_IE(x) \
({ int *__result; \
asm ("bl _GLOBAL_OFFSET_TABLE_@local-4\n\t" \
"mflr %0\n\t" \
@ -739,24 +655,9 @@ register void *__gp __asm__("$29");
: "=b" (__result) : \
: "lr"); \
__result; })
# endif
/* PowerPC32 Local Dynamic TLS access. */
# ifdef HAVE_ASM_PPC_REL16
# define TLS_LD(x) \
({ int *__result; \
asm ("bcl 20,31,1f\n1:\t" \
"mflr 3\n\t" \
"addis 3,3,_GLOBAL_OFFSET_TABLE_-1b@ha\n\t" \
"addi 3,3,_GLOBAL_OFFSET_TABLE_-1b@l\n\t" \
"addi 3,3," #x "@got@tlsld\n\t" \
"bl __tls_get_addr@plt\n\t" \
"addi %0,3," #x "@dtprel" \
: "=r" (__result) : \
: __TLS_CALL_CLOBBERS); \
__result; })
# else
# define TLS_LD(x) \
# define TLS_LD(x) \
({ int *__result; \
asm ("bl _GLOBAL_OFFSET_TABLE_@local-4\n\t" \
"mflr 3\n\t" \
@ -766,23 +667,9 @@ register void *__gp __asm__("$29");
: "=r" (__result) : \
: __TLS_CALL_CLOBBERS); \
__result; })
# endif
/* PowerPC32 General Dynamic TLS access. */
# ifdef HAVE_ASM_PPC_REL16
# define TLS_GD(x) \
({ register int *__result __asm__ ("r3"); \
asm ("bcl 20,31,1f\n1:\t" \
"mflr 3\n\t" \
"addis 3,3,_GLOBAL_OFFSET_TABLE_-1b@ha\n\t" \
"addi 3,3,_GLOBAL_OFFSET_TABLE_-1b@l\n\t" \
"addi 3,3," #x "@got@tlsgd\n\t" \
"bl __tls_get_addr@plt" \
: : \
: __TLS_CALL_CLOBBERS); \
__result; })
# else
# define TLS_GD(x) \
# define TLS_GD(x) \
({ register int *__result __asm__ ("r3"); \
asm ("bl _GLOBAL_OFFSET_TABLE_@local-4\n\t" \
"mflr 3\n\t" \
@ -791,7 +678,6 @@ register void *__gp __asm__("$29");
: : \
: __TLS_CALL_CLOBBERS); \
__result; })
# endif
#elif defined __powerpc__ && defined __powerpc64__
@ -845,7 +731,6 @@ register void *__gp __asm__("$29");
__result; \
})
#elif !defined TLS_LE || !defined TLS_IE \
|| !defined TLS_LD || !defined TLS_GD
#else
# error "No support for this architecture so far."
#endif