diff options
| -rw-r--r-- | llvm/lib/Target/Mips/Mips64InstrInfo.td | 2 | ||||
| -rw-r--r-- | llvm/lib/Target/Mips/Mips64r6InstrInfo.td | 3 |
2 files changed, 4 insertions, 1 deletions
diff --git a/llvm/lib/Target/Mips/Mips64InstrInfo.td b/llvm/lib/Target/Mips/Mips64InstrInfo.td index fb6b4affacb..b5317bec70c 100644 --- a/llvm/lib/Target/Mips/Mips64InstrInfo.td +++ b/llvm/lib/Target/Mips/Mips64InstrInfo.td @@ -838,7 +838,7 @@ def : MipsPat<(i64 (sext (i32 (sub GPR32:$src, GPR32:$src2)))), (SUBu GPR32:$src, GPR32:$src2), sub_32)>; def : MipsPat<(i64 (sext (i32 (mul GPR32:$src, GPR32:$src2)))), (INSERT_SUBREG (i64 (IMPLICIT_DEF)), - (MUL GPR32:$src, GPR32:$src2), sub_32)>; + (MUL GPR32:$src, GPR32:$src2), sub_32)>, ISA_MIPS3_NOT_32R6_64R6; def : MipsPat<(i64 (sext (i32 (MipsMFHI ACC64:$src)))), (INSERT_SUBREG (i64 (IMPLICIT_DEF)), (PseudoMFHI ACC64:$src), sub_32)>; diff --git a/llvm/lib/Target/Mips/Mips64r6InstrInfo.td b/llvm/lib/Target/Mips/Mips64r6InstrInfo.td index 9df802cc30b..ac223bc7725 100644 --- a/llvm/lib/Target/Mips/Mips64r6InstrInfo.td +++ b/llvm/lib/Target/Mips/Mips64r6InstrInfo.td @@ -301,6 +301,9 @@ def : MipsPat<(select (i32 (seteq i32:$cond, immz)), immz, i64:$f), // Patterns used for matching away redundant sign extensions. // MIPS32 arithmetic instructions sign extend their result implicitly. +def : MipsPat<(i64 (sext (i32 (mul GPR32:$src, GPR32:$src2)))), + (INSERT_SUBREG (i64 (IMPLICIT_DEF)), + (MUL_R6 GPR32:$src, GPR32:$src2), sub_32)>, ISA_MIPS64R6; def : MipsPat<(i64 (sext (i32 (sdiv GPR32:$src, GPR32:$src2)))), (INSERT_SUBREG (i64 (IMPLICIT_DEF)), (DIV GPR32:$src, GPR32:$src2), sub_32)>, ISA_MIPS64R6; |
