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| author | David Green <david.green@arm.com> | 2019-10-21 14:06:49 +0000 |
|---|---|---|
| committer | David Green <david.green@arm.com> | 2019-10-21 14:06:49 +0000 |
| commit | 0765a4c2889031cf6a221f6f62f6ddb1ab535656 (patch) | |
| tree | 4bf4cbdb79ef3a1ba5b6cd6c18e10d3e5e8532f5 /llvm/lib | |
| parent | c7a76d6bf011754a0d3e9449c77b3cfa4bb01f6e (diff) | |
| download | bcm5719-llvm-0765a4c2889031cf6a221f6f62f6ddb1ab535656.tar.gz bcm5719-llvm-0765a4c2889031cf6a221f6f62f6ddb1ab535656.zip | |
[ARM] Extra qdadd patterns
This adds some new qdadd patterns to go along with the other recently added
qadd's.
Differential Revision: https://reviews.llvm.org/D68999
llvm-svn: 375414
Diffstat (limited to 'llvm/lib')
| -rw-r--r-- | llvm/lib/Target/ARM/ARMInstrInfo.td | 4 | ||||
| -rw-r--r-- | llvm/lib/Target/ARM/ARMInstrThumb2.td | 4 |
2 files changed, 8 insertions, 0 deletions
diff --git a/llvm/lib/Target/ARM/ARMInstrInfo.td b/llvm/lib/Target/ARM/ARMInstrInfo.td index 43c33722076..fe696222ec7 100644 --- a/llvm/lib/Target/ARM/ARMInstrInfo.td +++ b/llvm/lib/Target/ARM/ARMInstrInfo.td @@ -3759,6 +3759,10 @@ def : ARMV5TEPat<(saddsat GPR:$a, GPR:$b), (QADD GPR:$a, GPR:$b)>; def : ARMV5TEPat<(ssubsat GPR:$a, GPR:$b), (QSUB GPR:$a, GPR:$b)>; +def : ARMV5TEPat<(saddsat(saddsat rGPR:$Rm, rGPR:$Rm), rGPR:$Rn), + (QDADD rGPR:$Rm, rGPR:$Rn)>; +def : ARMV5TEPat<(ssubsat rGPR:$Rm, (saddsat rGPR:$Rn, rGPR:$Rn)), + (QDSUB rGPR:$Rm, rGPR:$Rn)>; def : ARMV6Pat<(ARMqadd8b rGPR:$Rm, rGPR:$Rn), (QADD8 rGPR:$Rm, rGPR:$Rn)>; def : ARMV6Pat<(ARMqsub8b rGPR:$Rm, rGPR:$Rn), diff --git a/llvm/lib/Target/ARM/ARMInstrThumb2.td b/llvm/lib/Target/ARM/ARMInstrThumb2.td index 7d265419d79..25a45b39fa0 100644 --- a/llvm/lib/Target/ARM/ARMInstrThumb2.td +++ b/llvm/lib/Target/ARM/ARMInstrThumb2.td @@ -2399,6 +2399,10 @@ def : Thumb2DSPPat<(saddsat rGPR:$Rm, rGPR:$Rn), (t2QADD rGPR:$Rm, rGPR:$Rn)>; def : Thumb2DSPPat<(ssubsat rGPR:$Rm, rGPR:$Rn), (t2QSUB rGPR:$Rm, rGPR:$Rn)>; +def : Thumb2DSPPat<(saddsat(saddsat rGPR:$Rm, rGPR:$Rm), rGPR:$Rn), + (t2QDADD rGPR:$Rm, rGPR:$Rn)>; +def : Thumb2DSPPat<(ssubsat rGPR:$Rm, (saddsat rGPR:$Rn, rGPR:$Rn)), + (t2QDSUB rGPR:$Rm, rGPR:$Rn)>; def : Thumb2DSPPat<(ARMqadd8b rGPR:$Rm, rGPR:$Rn), (t2QADD8 rGPR:$Rm, rGPR:$Rn)>; def : Thumb2DSPPat<(ARMqsub8b rGPR:$Rm, rGPR:$Rn), |
