diff options
| author | Thiemo Seufer <ths@networkno.de> | 2005-07-08 08:03:48 +0000 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 2005-10-29 19:31:39 +0100 |
| commit | 9556ac2fa1b16ec702e200fc558636a09a50f0e0 (patch) | |
| tree | 39b51399de0785b07d7ad8bbcdc9151fb33fe073 /include/asm-mips/stackframe.h | |
| parent | 4552074577c639da32dd58a617ea11ac3e28912b (diff) | |
Fix get_saved_sp for 64bit address space. Simplify set_save_sp.
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Signed-off-by: Thiemo Seufer <ths@networkno.de>
Diffstat (limited to 'include/asm-mips/stackframe.h')
| -rw-r--r-- | include/asm-mips/stackframe.h | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/include/asm-mips/stackframe.h b/include/asm-mips/stackframe.h index de303e96260e..a8919dcc93c8 100644 --- a/include/asm-mips/stackframe.h +++ b/include/asm-mips/stackframe.h @@ -90,24 +90,28 @@ #ifdef CONFIG_32BIT mfc0 \temp, CP0_CONTEXT srl \temp, 23 - LONG_S \stackp, kernelsp(\temp) #endif #if defined(CONFIG_64BIT) && !defined(CONFIG_BUILD_ELF64) lw \temp, TI_CPU(gp) dsll \temp, 3 - lui \temp2, %hi(kernelsp) - daddu \temp, \temp2 - LONG_S \stackp, %lo(kernelsp)(\temp) #endif #if defined(CONFIG_64BIT) && defined(CONFIG_BUILD_ELF64) MFC0 \temp, CP0_CONTEXT dsrl \temp, 23 - LONG_S \stackp, kernelsp(\temp) #endif + LONG_S \stackp, kernelsp(\temp) .endm #else .macro get_saved_sp /* Uniprocessor variation */ +#if defined(CONFIG_64BIT) && defined(CONFIG_BUILD_ELF64) + lui k1, %highest(kernelsp) + daddiu k1, %higher(kernelsp) + dsll k1, k1, 16 + daddiu k1, %hi(kernelsp) + dsll k1, k1, 16 +#else lui k1, %hi(kernelsp) +#endif LONG_L k1, %lo(kernelsp)(k1) .endm |