[PATCH] D98631: AMDGPU: Fix allowing immediates for tail call pseudo.
Matt Arsenault via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Thu Mar 18 08:11:09 PDT 2021
arsenm updated this revision to Diff 331568.
arsenm retitled this revision from "AMDGPU: Don't require registers for s_setpc_b64 operand" to "AMDGPU: Fix allowing immediates for tail call pseudo.".
arsenm edited the summary of this revision.
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D98631/new/
https://reviews.llvm.org/D98631
Files:
llvm/lib/Target/AMDGPU/SIInstructions.td
llvm/test/MC/AMDGPU/sop1-err.s
Index: llvm/test/MC/AMDGPU/sop1-err.s
===================================================================
--- llvm/test/MC/AMDGPU/sop1-err.s
+++ llvm/test/MC/AMDGPU/sop1-err.s
@@ -39,3 +39,6 @@
s_mov_b64 s[102:103], -1
// VI: error: register not available on this GPU
+
+s_setpc_b64 0
+// GCN: error: invalid operand for instruction
Index: llvm/lib/Target/AMDGPU/SIInstructions.td
===================================================================
--- llvm/lib/Target/AMDGPU/SIInstructions.td
+++ llvm/lib/Target/AMDGPU/SIInstructions.td
@@ -479,7 +479,7 @@
// Tail call handling pseudo
def SI_TCRETURN : SPseudoInstSI <(outs),
- (ins SSrc_b64:$src0, unknown:$callee, i32imm:$fpdiff),
+ (ins SReg_64:$src0, unknown:$callee, i32imm:$fpdiff),
[(AMDGPUtc_return i64:$src0, tglobaladdr:$callee, i32:$fpdiff)]> {
let Size = 4;
let isCall = 1;
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