diff options
| -rw-r--r-- | lib/Target/ARM/ARMInstrNEON.td | 1 | ||||
| -rw-r--r-- | lib/Target/ARM/ARMInstrVFP.td | 5 | ||||
| -rw-r--r-- | test/CodeGen/ARM/fnmacs.ll | 1 |
3 files changed, 6 insertions, 1 deletions
diff --git a/lib/Target/ARM/ARMInstrNEON.td b/lib/Target/ARM/ARMInstrNEON.td index ec4702f5d6..147490c784 100644 --- a/lib/Target/ARM/ARMInstrNEON.td +++ b/lib/Target/ARM/ARMInstrNEON.td @@ -953,6 +953,7 @@ defm VQDMLSL : N3VLInt3_HS<0, 1, 0b1011, 0, "vqdmlsl.s", int_arm_neon_vqdmlsl>; // Vector Multiply-Accumulate/Subtract used for single-precision FP def : N3VDMulOps<fmul, fadd, VMLAfd>; +def : N3VDMulOps<fmul, fsub, VMLSfd>; // Vector Subtract Operations. diff --git a/lib/Target/ARM/ARMInstrVFP.td b/lib/Target/ARM/ARMInstrVFP.td index 2ecf5f3a42..923606d977 100644 --- a/lib/Target/ARM/ARMInstrVFP.td +++ b/lib/Target/ARM/ARMInstrVFP.td @@ -346,6 +346,11 @@ def FNMACS : ASbIn<0b11100000, (outs SPR:$dst), (ins SPR:$dstin, SPR:$a, SPR:$b) let Inst{6} = 1; } +def : Pat<(fsub DPR:$dstin, (fmul DPR:$a, DPR:$b)), + (FNMACD DPR:$dstin, DPR:$a, DPR:$b)>, Requires<[DontUseNEONForFP]>; +def : Pat<(fsub SPR:$dstin, (fmul SPR:$a, SPR:$b)), + (FNMACS SPR:$dstin, SPR:$a, SPR:$b)>, Requires<[DontUseNEONForFP]>; + def FNMSCD : ADbI<0b11100001, (outs DPR:$dst), (ins DPR:$dstin, DPR:$a, DPR:$b), "fnmscd", " $dst, $a, $b", [(set DPR:$dst, (fsub (fneg (fmul DPR:$a, DPR:$b)), DPR:$dstin))]>, diff --git a/test/CodeGen/ARM/fnmacs.ll b/test/CodeGen/ARM/fnmacs.ll index 537c4110ba..4b0b2ed20a 100644 --- a/test/CodeGen/ARM/fnmacs.ll +++ b/test/CodeGen/ARM/fnmacs.ll @@ -1,4 +1,3 @@ -; XFAIL: * ; RUN: llvm-as < %s | llc -march=arm -mattr=+vfp2 | grep -E {fnmacs\\W*s\[0-9\]+,\\W*s\[0-9\]+,\\W*s\[0-9\]+} | count 1 ; RUN: llvm-as < %s | llc -march=arm -mattr=+neon,+neonfp | grep -E {vmls.f32\\W*d\[0-9\]+,\\W*d\[0-9\]+,\\W*d\[0-9\]+} | count 1 ; RUN: llvm-as < %s | llc -march=arm -mattr=+neon,-neonfp | grep -E {fnmacs\\W*s\[0-9\]+,\\W*s\[0-9\]+,\\W*s\[0-9\]+} | count 1 |