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[AMDGPU] Use Reg32Types for move-immediate patterns #138422

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Merged
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May 5, 2025
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[AMDGPU] Use Reg32Types for move-immediate patterns #138422

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20 changes: 11 additions & 9 deletions llvm/lib/Target/AMDGPU/SIInstructions.td
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Original file line number Diff line number Diff line change
Expand Up @@ -2270,16 +2270,18 @@ def : GCNPat <

// FIXME: Remove VGPRImm. Should be inferrable from register bank.

foreach vt = [i32, p3, p5, p6, p2] in {
def : GCNPat <
(VGPRImm<(vt imm)>:$imm),
(V_MOV_B32_e32 imm:$imm)
>;
foreach vt = Reg32Types.types in {
if !and(!not(vt.isVector), !not(vt.isFP)) then {
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Probably should have a more direct way to specify integer or pointer

def : GCNPat <
(VGPRImm<(vt imm)>:$imm),
(V_MOV_B32_e32 imm:$imm)
>;

def : GCNPat <
(vt imm:$imm),
(S_MOV_B32 imm:$imm)
>;
def : GCNPat <
(vt imm:$imm),
(S_MOV_B32 imm:$imm)
>;
}
}

// FIXME: The register bank of the frame index should depend on the
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