[llvm-branch-commits] [llvm] AMDGPU/GlobalISel: add RegBankLegalize rules for select (PR #132384)

[Petar Avramovic via llvm-branch-commits]

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@@ -1390,29 +927,17 @@ legalized: true
 body: |
   bb.0:
     liveins: $sgpr0, $sgpr1, $sgpr2_sgpr3, $sgpr4_sgpr5
-    ; FAST-LABEL: name: select_p999_scc_ss
-    ; FAST: liveins: $sgpr0, $sgpr1, $sgpr2_sgpr3, $sgpr4_sgpr5
-    ; FAST-NEXT: {{  $}}
-    ; FAST-NEXT: [[COPY:%[0-9]+]]:sgpr(s32) = COPY $sgpr0
-    ; FAST-NEXT: [[COPY1:%[0-9]+]]:sgpr(s32) = COPY $sgpr1
-    ; FAST-NEXT: [[COPY2:%[0-9]+]]:sgpr(p999) = COPY $sgpr2_sgpr3
-    ; FAST-NEXT: [[COPY3:%[0-9]+]]:sgpr(p999) = COPY $sgpr4_sgpr5
-    ; FAST-NEXT: [[ICMP:%[0-9]+]]:sgpr(s32) = G_ICMP intpred(ne), [[COPY]](s32), [[COPY1]]
-    ; FAST-NEXT: [[TRUNC:%[0-9]+]]:sgpr(s1) = G_TRUNC [[ICMP]](s32)
-    ; FAST-NEXT: [[ZEXT:%[0-9]+]]:sgpr(s32) = G_ZEXT [[TRUNC]](s1)
-    ; FAST-NEXT: [[SELECT:%[0-9]+]]:sgpr(p999) = G_SELECT [[ZEXT]](s32), [[COPY2]], [[COPY3]]
-    ;
-    ; GREEDY-LABEL: name: select_p999_scc_ss
-    ; GREEDY: liveins: $sgpr0, $sgpr1, $sgpr2_sgpr3, $sgpr4_sgpr5
-    ; GREEDY-NEXT: {{  $}}
-    ; GREEDY-NEXT: [[COPY:%[0-9]+]]:sgpr(s32) = COPY $sgpr0
-    ; GREEDY-NEXT: [[COPY1:%[0-9]+]]:sgpr(s32) = COPY $sgpr1
-    ; GREEDY-NEXT: [[COPY2:%[0-9]+]]:sgpr(p999) = COPY $sgpr2_sgpr3
-    ; GREEDY-NEXT: [[COPY3:%[0-9]+]]:sgpr(p999) = COPY $sgpr4_sgpr5
-    ; GREEDY-NEXT: [[ICMP:%[0-9]+]]:sgpr(s32) = G_ICMP intpred(ne), [[COPY]](s32), [[COPY1]]
-    ; GREEDY-NEXT: [[TRUNC:%[0-9]+]]:sgpr(s1) = G_TRUNC [[ICMP]](s32)
-    ; GREEDY-NEXT: [[ZEXT:%[0-9]+]]:sgpr(s32) = G_ZEXT [[TRUNC]](s1)
-    ; GREEDY-NEXT: [[SELECT:%[0-9]+]]:sgpr(p999) = G_SELECT [[ZEXT]](s32), [[COPY2]], [[COPY3]]
+    ; CHECK-LABEL: name: select_p999_scc_ss
+    ; CHECK: liveins: $sgpr0, $sgpr1, $sgpr2_sgpr3, $sgpr4_sgpr5
+    ; CHECK-NEXT: {{  $}}
+    ; CHECK-NEXT: [[COPY:%[0-9]+]]:sgpr(s32) = COPY $sgpr0
+    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:sgpr(s32) = COPY $sgpr1
+    ; CHECK-NEXT: [[COPY2:%[0-9]+]]:sgpr(p999) = COPY $sgpr2_sgpr3
+    ; CHECK-NEXT: [[COPY3:%[0-9]+]]:sgpr(p999) = COPY $sgpr4_sgpr5
+    ; CHECK-NEXT: [[ICMP:%[0-9]+]]:sgpr(s32) = G_ICMP intpred(ne), [[COPY]](s32), [[COPY1]]
+    ; CHECK-NEXT: [[C:%[0-9]+]]:sgpr(s32) = G_CONSTANT i32 1
+    ; CHECK-NEXT: [[AND:%[0-9]+]]:sgpr(s32) = G_AND [[ICMP]], [[C]]
+    ; CHECK-NEXT: [[SELECT:%[0-9]+]]:sgpr(p999) = G_SELECT [[AND]](s32), [[COPY2]], [[COPY3]]
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petar-avramovic wrote:

Already existing test. As suggested by Fabian, this is check for any other address space not p999 specifically.

https://github.com/llvm/llvm-project/pull/132384