diff options
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/config/nds32/nds32.c | 7 | ||||
| -rw-r--r-- | gcc/config/nds32/nds32.opt | 4 |
3 files changed, 15 insertions, 2 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index fb25925..97aa4e7 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,5 +1,11 @@ 2018-05-19 Chung-Ju Wu <jasonwucj@gmail.com> + * config/nds32/nds32.c + (nds32_md_asm_adjust): Consider flag_inline_asm_r15 variable. + * config/nds32/nds32.opt (minline-asm-r15): New option. + +2018-05-19 Chung-Ju Wu <jasonwucj@gmail.com> + * common/config/nds32/nds32-common.c (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_HW_ABS. * config/nds32/nds32.md (abssi2): New pattern. diff --git a/gcc/config/nds32/nds32.c b/gcc/config/nds32/nds32.c index b705ae6..632a544 100644 --- a/gcc/config/nds32/nds32.c +++ b/gcc/config/nds32/nds32.c @@ -4066,8 +4066,11 @@ nds32_md_asm_adjust (vec<rtx> &outputs ATTRIBUTE_UNUSED, vec<const char *> &constraints ATTRIBUTE_UNUSED, vec<rtx> &clobbers, HARD_REG_SET &clobbered_regs) { - clobbers.safe_push (gen_rtx_REG (SImode, TA_REGNUM)); - SET_HARD_REG_BIT (clobbered_regs, TA_REGNUM); + if (!flag_inline_asm_r15) + { + clobbers.safe_push (gen_rtx_REG (SImode, TA_REGNUM)); + SET_HARD_REG_BIT (clobbered_regs, TA_REGNUM); + } return NULL; } diff --git a/gcc/config/nds32/nds32.opt b/gcc/config/nds32/nds32.opt index 9e48154..a9cd72c 100644 --- a/gcc/config/nds32/nds32.opt +++ b/gcc/config/nds32/nds32.opt @@ -446,3 +446,7 @@ Always save $lp in the stack. munaligned-access Target Report Var(flag_unaligned_access) Init(0) Enable unaligned word and halfword accesses to packed data. + +minline-asm-r15 +Target Report Var(flag_inline_asm_r15) Init(0) +Allow use r15 for inline ASM. |