diff options
Diffstat (limited to 'arch/arm/include/asm/assembler.h')
| -rw-r--r-- | arch/arm/include/asm/assembler.h | 28 |
1 files changed, 17 insertions, 11 deletions
diff --git a/arch/arm/include/asm/assembler.h b/arch/arm/include/asm/assembler.h index 34fe8d2dd5d1..90fbe4a3f9c8 100644 --- a/arch/arm/include/asm/assembler.h +++ b/arch/arm/include/asm/assembler.h @@ -666,12 +666,11 @@ THUMB( orr \reg , \reg , #PSR_T_BIT ) __adldst_l str, \src, \sym, \tmp, \cond .endm - .macro __ldst_va, op, reg, tmp, sym, cond + .macro __ldst_va, op, reg, tmp, sym, cond, offset #if __LINUX_ARM_ARCH__ >= 7 || \ !defined(CONFIG_ARM_HAS_GROUP_RELOCS) || \ (defined(MODULE) && defined(CONFIG_ARM_MODULE_PLTS)) mov_l \tmp, \sym, \cond - \op\cond \reg, [\tmp] #else /* * Avoid a literal load, by emitting a sequence of ADD/LDR instructions @@ -683,24 +682,29 @@ THUMB( orr \reg , \reg , #PSR_T_BIT ) .reloc .L0_\@, R_ARM_ALU_PC_G0_NC, \sym .reloc .L1_\@, R_ARM_ALU_PC_G1_NC, \sym .reloc .L2_\@, R_ARM_LDR_PC_G2, \sym -.L0_\@: sub\cond \tmp, pc, #8 -.L1_\@: sub\cond \tmp, \tmp, #4 -.L2_\@: \op\cond \reg, [\tmp, #0] +.L0_\@: sub\cond \tmp, pc, #8 - \offset +.L1_\@: sub\cond \tmp, \tmp, #4 - \offset +.L2_\@: #endif + \op\cond \reg, [\tmp, #\offset] .endm /* * ldr_va - load a 32-bit word from the virtual address of \sym */ - .macro ldr_va, rd:req, sym:req, cond - __ldst_va ldr, \rd, \rd, \sym, \cond + .macro ldr_va, rd:req, sym:req, cond, tmp, offset=0 + .ifnb \tmp + __ldst_va ldr, \rd, \tmp, \sym, \cond, \offset + .else + __ldst_va ldr, \rd, \rd, \sym, \cond, \offset + .endif .endm /* * str_va - store a 32-bit word to the virtual address of \sym */ .macro str_va, rn:req, sym:req, tmp:req, cond - __ldst_va str, \rn, \tmp, \sym, \cond + __ldst_va str, \rn, \tmp, \sym, \cond, 0 .endm /* @@ -727,9 +731,11 @@ THUMB( orr \reg , \reg , #PSR_T_BIT ) * are permitted to overlap with 'rd' if != sp */ .macro ldr_this_cpu, rd:req, sym:req, t1:req, t2:req -#if __LINUX_ARM_ARCH__ >= 7 || \ - !defined(CONFIG_ARM_HAS_GROUP_RELOCS) || \ - (defined(MODULE) && defined(CONFIG_ARM_MODULE_PLTS)) +#ifndef CONFIG_SMP + ldr_va \rd, \sym, tmp=\t1 +#elif __LINUX_ARM_ARCH__ >= 7 || \ + !defined(CONFIG_ARM_HAS_GROUP_RELOCS) || \ + (defined(MODULE) && defined(CONFIG_ARM_MODULE_PLTS)) this_cpu_offset \t1 mov_l \t2, \sym ldr \rd, [\t1, \t2] |