[uclibc-ng-devel] [PATCH 2/4] powerpc64: add missing tls macros

Signed-off-by: Yann Sionneau &lt;yann(a)sionneau.net&gt; --- test/tls/tls-macros-powerpc64.h | 43 +++++++++++++++++++++++++++++++++ test/tls/tls-macros.h | 6 ++++- 2 files changed, 48 insertions(+), 1 deletion(-) create mode 100644 test/tls/tls-macros-powerpc64.h diff --git a/test/tls/tls-macros-powerpc64.h b/test/tls/tls-macros-powerpc64.h new file mode 100644 index 0000000..6021664 --- /dev/null +++ b/test/tls/tls-macros-powerpc64.h @@ -0,0 +1,43 @@ +#define __TLS_CALL_CLOBBERS \ + "0", "4", "5", "6", "7", "8", "9", "10", "11", "12", \ + "lr", "ctr", "cr0", "cr1", "cr5", "cr6", "cr7" + +/* PowerPC64 Local Exec TLS access. */ +#define TLS_LE(x) \ + ({ int * __result; \ + asm ("addis %0,13," #x "@tprel@ha\n\t" \ + "addi %0,%0," #x "@tprel@l" \ + : "=b" (__result) ); \ + __result; \ + }) +/* PowerPC64 Initial Exec TLS access. */ +#define TLS_IE(x) \ + ({ int * __result; \ + asm ("ld %0," #x "@got@tprel(2)\n\t" \ + "add %0,%0," #x "@tls" \ + : "=r" (__result) ); \ + __result; \ + }) + +/* PowerPC64 Local Dynamic TLS access. */ +#define TLS_LD(x) \ + ({ int * __result; \ + asm ("addi 3,2," #x "@got@tlsld\n\t" \ + "bl __tls_get_addr\n\t" \ + "nop \n\t" \ + "addis %0,3," #x "@dtprel@ha\n\t" \ + "addi %0,%0," #x "@dtprel@l" \ + : "=b" (__result) : \ + : "3", __TLS_CALL_CLOBBERS); \ + __result; \ + }) +/* PowerPC64 General Dynamic TLS access. */ +#define TLS_GD(x) \ + ({ register int *__result __asm__ ("r3"); \ + asm ("addi 3,2," #x "@got@tlsgd\n\t" \ + "bl __tls_get_addr\n\t" \ + "nop " \ + : "=r" (__result) : \ + : __TLS_CALL_CLOBBERS); \ + __result; \ + }) diff --git a/test/tls/tls-macros.h b/test/tls/tls-macros.h index 71e8ef4..47e0b22 100644 --- a/test/tls/tls-macros.h +++ b/test/tls/tls-macros.h @@ -56,10 +56,14 @@ #include <tls-macros-mips.h> #endif -#ifdef __powerpc__ +#if defined(__powerpc__) && !defined(__powerpc64__) #include <tls-macros-powerpc.h> #endif +#if defined(__powerpc__) && defined(__powerpc64__) +#include <tls-macros-powerpc64.h> +#endif + #ifdef __sh__ #include <tls-macros-sh.h> #endif -- 2.17.1