diff options
Diffstat (limited to 'lib/Target/Mips/Mips64r6InstrInfo.td')
| -rw-r--r-- | lib/Target/Mips/Mips64r6InstrInfo.td | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/lib/Target/Mips/Mips64r6InstrInfo.td b/lib/Target/Mips/Mips64r6InstrInfo.td index 9df802cc30b9..ac223bc77256 100644 --- a/lib/Target/Mips/Mips64r6InstrInfo.td +++ b/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; |