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| author | Matt Arsenault <Matthew.Arsenault@amd.com> | 2014-06-24 17:42:16 +0000 |
|---|---|---|
| committer | Matt Arsenault <Matthew.Arsenault@amd.com> | 2014-06-24 17:42:16 +0000 |
| commit | a91ff54e43ae58e4005b3dd37003fee13313576c (patch) | |
| tree | 73e1432b34c1d37e303e5591f456211b5e7801f5 /lib/Target/R600 | |
| parent | 26da3372085809c3c3beff2c5feeb1997b1e7fc5 (diff) | |
| download | llvm-a91ff54e43ae58e4005b3dd37003fee13313576c.tar.gz llvm-a91ff54e43ae58e4005b3dd37003fee13313576c.tar.bz2 llvm-a91ff54e43ae58e4005b3dd37003fee13313576c.tar.xz | |
R600: Remove DIV_INF
This corresponded to an amdil instruction which there is
a 2 instruction equivalent for.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@211616 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/R600')
| -rw-r--r-- | lib/Target/R600/AMDGPUISelLowering.cpp | 4 | ||||
| -rw-r--r-- | lib/Target/R600/AMDGPUISelLowering.h | 1 |
2 files changed, 2 insertions, 3 deletions
diff --git a/lib/Target/R600/AMDGPUISelLowering.cpp b/lib/Target/R600/AMDGPUISelLowering.cpp index ca8d0a1626..6b70d4c010 100644 --- a/lib/Target/R600/AMDGPUISelLowering.cpp +++ b/lib/Target/R600/AMDGPUISelLowering.cpp @@ -1246,7 +1246,8 @@ SDValue AMDGPUTargetLowering::LowerSDIV24(SDValue Op, SelectionDAG &DAG) const { SDValue fb = DAG.getNode(ISD::SINT_TO_FP, DL, FLTTY, ib); // float fq = native_divide(fa, fb); - SDValue fq = DAG.getNode(AMDGPUISD::DIV_INF, DL, FLTTY, fa, fb); + SDValue fq = DAG.getNode(ISD::FMUL, DL, FLTTY, + fa, DAG.getNode(AMDGPUISD::RCP, DL, FLTTY, fb)); // fq = trunc(fq); fq = DAG.getNode(ISD::FTRUNC, DL, FLTTY, fq); @@ -2031,7 +2032,6 @@ const char* AMDGPUTargetLowering::getTargetNodeName(unsigned Opcode) const { // AMDIL DAG nodes NODE_NAME_CASE(CALL); NODE_NAME_CASE(UMUL); - NODE_NAME_CASE(DIV_INF); NODE_NAME_CASE(RET_FLAG); NODE_NAME_CASE(BRANCH_COND); diff --git a/lib/Target/R600/AMDGPUISelLowering.h b/lib/Target/R600/AMDGPUISelLowering.h index 874aa978b5..7d9dcc9ad2 100644 --- a/lib/Target/R600/AMDGPUISelLowering.h +++ b/lib/Target/R600/AMDGPUISelLowering.h @@ -165,7 +165,6 @@ enum { FIRST_NUMBER = ISD::BUILTIN_OP_END, CALL, // Function call based on a single integer UMUL, // 32bit unsigned multiplication - DIV_INF, // Divide with infinity returned on zero divisor RET_FLAG, BRANCH_COND, // End AMDIL ISD Opcodes |