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R600/SI: Add a V_MOV_B64 pseudo instruction

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This is used to simplify the SIFoldOperands pass and make it easier to
fold immediates.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@225373 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Tom Stellard
2015-01-07 20:27:25 +00:00
parent 22ddfae848
commit f7587043ef
6 changed files with 57 additions and 30 deletions
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1
lib/Target/R600/SIFoldOperands.cpp
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@@ -86,6 +86,7 @@ static bool isSafeToFold(unsigned Opcode) {
switch(Opcode) {
case AMDGPU::V_MOV_B32_e32:
case AMDGPU::V_MOV_B32_e64:
case AMDGPU::V_MOV_B64_PSEUDO:
case AMDGPU::S_MOV_B32:
case AMDGPU::S_MOV_B64:
case AMDGPU::COPY: