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Diffstat (limited to 'compiler/nativeGen/X86/Instr.hs')
| -rw-r--r-- | compiler/nativeGen/X86/Instr.hs | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/compiler/nativeGen/X86/Instr.hs b/compiler/nativeGen/X86/Instr.hs index c47e1fae83..5e790e481e 100644 --- a/compiler/nativeGen/X86/Instr.hs +++ b/compiler/nativeGen/X86/Instr.hs @@ -342,6 +342,8 @@ data Instr -- bit counting instructions | POPCNT Format Operand Reg -- [SSE4.2] count number of bits set to 1 + | LZCNT Format Operand Reg -- [BMI2] count number of leading zeros + | TZCNT Format Operand Reg -- [BMI2] count number of trailing zeros | BSF Format Operand Reg -- bit scan forward | BSR Format Operand Reg -- bit scan reverse @@ -471,6 +473,8 @@ x86_regUsageOfInstr platform instr DELTA _ -> noUsage POPCNT _ src dst -> mkRU (use_R src []) [dst] + LZCNT _ src dst -> mkRU (use_R src []) [dst] + TZCNT _ src dst -> mkRU (use_R src []) [dst] BSF _ src dst -> mkRU (use_R src []) [dst] BSR _ src dst -> mkRU (use_R src []) [dst] @@ -653,6 +657,8 @@ x86_patchRegsOfInstr instr env CLTD _ -> instr POPCNT fmt src dst -> POPCNT fmt (patchOp src) (env dst) + LZCNT fmt src dst -> LZCNT fmt (patchOp src) (env dst) + TZCNT fmt src dst -> TZCNT fmt (patchOp src) (env dst) PDEP fmt src mask dst -> PDEP fmt (patchOp src) (patchOp mask) (env dst) PEXT fmt src mask dst -> PEXT fmt (patchOp src) (patchOp mask) (env dst) BSF fmt src dst -> BSF fmt (patchOp src) (env dst) |