[llvm] [AMDGPU] Remove SIWholeQuadMode pass early exit (PR #98450)

[Carl Ritson via llvm-commits]

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@@ -16,7 +16,8 @@ declare void @llvm.amdgcn.raw.ptr.buffer.store.f32(float, ptr addrspace(8), i32,
 define amdgpu_ps void @add_i32_constant(ptr addrspace(8) inreg %out, ptr addrspace(8) inreg %inout) {
 ; GFX7-LABEL: add_i32_constant:
 ; GFX7:       ; %bb.0: ; %entry
-; GFX7-NEXT:    s_mov_b64 s[10:11], exec
+; GFX7-NEXT:    s_mov_b64 s[8:9], exec
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perlfu wrote:

Conditions for introducing a variable live mask were slightly different.
I have match them pre-refactor and made them more readable.

https://github.com/llvm/llvm-project/pull/98450