[llvm] [AMDGPU][SDAG] Support source modifiers on select integer operands (PR #147325)

Janek van Oirschot via llvm-commits llvm-commits at lists.llvm.org
Mon Jul 14 04:21:04 PDT 2025


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@@ -8838,12 +8839,13 @@ define amdgpu_kernel void @uniform_or_i16(ptr addrspace(1) %result, ptr addrspac
 ; GFX7LESS-NEXT:    s_or_b64 exec, exec, s[4:5]
 ; GFX7LESS-NEXT:    s_waitcnt lgkmcnt(0)
 ; GFX7LESS-NEXT:    s_mov_b32 s3, 0xf000
-; GFX7LESS-NEXT:    s_mov_b32 s2, -1
 ; GFX7LESS-NEXT:    v_and_b32_e32 v0, 0xffff, v0
-; GFX7LESS-NEXT:    v_mov_b32_e32 v1, s6
 ; GFX7LESS-NEXT:    v_readfirstlane_b32 s4, v0
-; GFX7LESS-NEXT:    v_cndmask_b32_e64 v0, v1, 0, vcc
-; GFX7LESS-NEXT:    v_or_b32_e32 v0, s4, v0
+; GFX7LESS-NEXT:    s_or_b32 s5, s4, s6
+; GFX7LESS-NEXT:    s_mov_b32 s2, -1
+; GFX7LESS-NEXT:    v_mov_b32_e32 v0, s4
+; GFX7LESS-NEXT:    v_mov_b32_e32 v1, s5
+; GFX7LESS-NEXT:    v_cndmask_b32_e32 v0, v1, v0, vcc
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JanekvO wrote:

Same: -4,+5

https://github.com/llvm/llvm-project/pull/147325


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