[AMDGPU] Add sext_trunc in RegBankCombiner

Pierre-vh · Pierre-vh · commit f95a7c0629b3 · 2025-03-24T08:34:02.000Z
diff --git a/llvm/lib/Target/AMDGPU/AMDGPUCombine.td b/llvm/lib/Target/AMDGPU/AMDGPUCombine.td
@@ -181,5 +181,5 @@ def AMDGPURegBankCombiner : GICombiner<
    zext_trunc_fold, int_minmax_to_med3, ptr_add_immed_chain,
    fp_minmax_to_clamp, fp_minmax_to_med3, fmed3_intrinsic_to_clamp,
    identity_combines, redundant_and, constant_fold_cast_op,
-   cast_of_cast_combines]> {
+   cast_of_cast_combines, sext_trunc]> {
 }

Original file line number	Diff line number	Diff line change
`@@ -181,5 +181,5 @@ def AMDGPURegBankCombiner : GICombiner<`
`181`	`181`	`zext_trunc_fold, int_minmax_to_med3, ptr_add_immed_chain,`
`182`	`182`	`fp_minmax_to_clamp, fp_minmax_to_med3, fmed3_intrinsic_to_clamp,`
`183`	`183`	`identity_combines, redundant_and, constant_fold_cast_op,`
`184`		`- cast_of_cast_combines]> {`
	`184`	`+ cast_of_cast_combines, sext_trunc]> {`
`185`	`185`	`}`