================
@@ -544,3 +544,154 @@ body: |
%ext:_(s32) = G_ANYEXT %sel
$w0 = COPY %ext(s32)
...
+---
+# select cond, and(x, y), and(z, y) --> and (select cond, x, z), y
+name: select_cond_and_x_y_and_z_y_and_select_x_z_y
+body: |
+ bb.1:
+ liveins: $x0, $x1, $x2
+ ; CHECK-LABEL: name: select_cond_and_x_y_and_z_y_and_select_x_z_y
+ ; CHECK: liveins: $x0, $x1, $x2
+ ; CHECK-NEXT: {{ $}}
+ ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s64) = COPY $x0
+ ; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s64) = COPY $x1
+ ; CHECK-NEXT: [[COPY2:%[0-9]+]]:_(s64) = COPY $x2
+ ; CHECK-NEXT: [[COPY3:%[0-9]+]]:_(s64) = COPY $x3
+ ; CHECK-NEXT: %c:_(s1) = G_TRUNC [[COPY]](s64)
+ ; CHECK-NEXT: %a:_(s8) = G_TRUNC [[COPY1]](s64)
+ ; CHECK-NEXT: %b:_(s8) = G_TRUNC [[COPY2]](s64)
+ ; CHECK-NEXT: %d:_(s8) = G_TRUNC [[COPY3]](s64)
+ ; CHECK-NEXT: [[SELECT:%[0-9]+]]:_(s8) = G_SELECT %c(s1), %a, %d
+ ; CHECK-NEXT: %sel:_(s8) = G_AND [[SELECT]], %b
+ ; CHECK-NEXT: %ext:_(s32) = G_ANYEXT %sel(s8)
+ ; CHECK-NEXT: $w0 = COPY %ext(s32)
+ %0:_(s64) = COPY $x0
+ %1:_(s64) = COPY $x1
+ %2:_(s64) = COPY $x2
+ %3:_(s64) = COPY $x3
+ %4:_(s64) = COPY $x4
+ %c:_(s1) = G_TRUNC %0
+ %a:_(s8) = G_TRUNC %1
+ %b:_(s8) = G_TRUNC %2
+ %d:_(s8) = G_TRUNC %3
+ %e:_(s8) = G_TRUNC %4
+ %and1:_(s8) = G_AND %a, %b
+ %and2:_(s8) = G_AND %d, %b
+ %sel:_(s8) = G_SELECT %c, %and1, %and2
+ %ext:_(s32) = G_ANYEXT %sel
+ $w0 = COPY %ext(s32)
+...
+---
+# select cond, xor(x, y), xor(x, z) --> xor x, select, x, z)
+name: select_cond_xor_x_y_xor_x_z_xor_x__select_x_y
+body: |
+ bb.1:
+ liveins: $x0, $x1, $x2
+ ; CHECK-LABEL: name: select_cond_xor_x_y_xor_x_z_xor_x__select_x_y
+ ; CHECK: liveins: $x0, $x1, $x2
+ ; CHECK-NEXT: {{ $}}
+ ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s64) = COPY $x0
+ ; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s64) = COPY $x1
+ ; CHECK-NEXT: [[COPY2:%[0-9]+]]:_(s64) = COPY $x3
+ ; CHECK-NEXT: [[COPY3:%[0-9]+]]:_(s64) = COPY $x4
+ ; CHECK-NEXT: %c:_(s1) = G_TRUNC [[COPY]](s64)
+ ; CHECK-NEXT: %a:_(s8) = G_TRUNC [[COPY1]](s64)
+ ; CHECK-NEXT: %d:_(s8) = G_TRUNC [[COPY2]](s64)
+ ; CHECK-NEXT: %e:_(s8) = G_TRUNC [[COPY3]](s64)
+ ; CHECK-NEXT: [[SELECT:%[0-9]+]]:_(s8) = G_SELECT %c(s1), %e, %d
+ ; CHECK-NEXT: %sel:_(s8) = G_XOR %a, [[SELECT]]
+ ; CHECK-NEXT: %ext:_(s32) = G_ANYEXT %sel(s8)
+ ; CHECK-NEXT: $w0 = COPY %ext(s32)
+ %0:_(s64) = COPY $x0
+ %1:_(s64) = COPY $x1
+ %2:_(s64) = COPY $x2
+ %3:_(s64) = COPY $x3
+ %4:_(s64) = COPY $x4
+ %c:_(s1) = G_TRUNC %0
+ %a:_(s8) = G_TRUNC %1
+ %b:_(s8) = G_TRUNC %2
+ %d:_(s8) = G_TRUNC %3
+ %e:_(s8) = G_TRUNC %4
+ %xor1:_(s8) = G_XOR %a, %e
+ %xor2:_(s8) = G_XOR %a, %d
+ %sel:_(s8) = G_SELECT %c, %xor1, %xor2
+ %ext:_(s32) = G_ANYEXT %sel
+ $w0 = COPY %ext(s32)
+...
+---
+# negative test select cond, and(x, y), or(z, a) --> failed
+name: select_cond_and_x_y_or_z_a_failed
+body: |
+ bb.1:
+ liveins: $x0, $x1, $x2
+ ; CHECK-LABEL: name: select_cond_and_x_y_or_z_a_failed
+ ; CHECK: liveins: $x0, $x1, $x2
+ ; CHECK-NEXT: {{ $}}
+ ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s64) = COPY $x0
+ ; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s64) = COPY $x1
+ ; CHECK-NEXT: [[COPY2:%[0-9]+]]:_(s64) = COPY $x2
+ ; CHECK-NEXT: [[COPY3:%[0-9]+]]:_(s64) = COPY $x3
+ ; CHECK-NEXT: [[COPY4:%[0-9]+]]:_(s64) = COPY $x4
+ ; CHECK-NEXT: %c:_(s1) = G_TRUNC [[COPY]](s64)
+ ; CHECK-NEXT: %a:_(s8) = G_TRUNC [[COPY1]](s64)
+ ; CHECK-NEXT: %b:_(s8) = G_TRUNC [[COPY2]](s64)
+ ; CHECK-NEXT: %d:_(s8) = G_TRUNC [[COPY3]](s64)
+ ; CHECK-NEXT: %e:_(s8) = G_TRUNC [[COPY4]](s64)
+ ; CHECK-NEXT: %and1:_(s8) = G_AND %a, %b
+ ; CHECK-NEXT: %or2:_(s8) = G_OR %e, %d
+ ; CHECK-NEXT: %sel:_(s8) = G_SELECT %c(s1), %and1, %or2
+ ; CHECK-NEXT: %ext:_(s32) = G_ANYEXT %sel(s8)
+ ; CHECK-NEXT: $w0 = COPY %ext(s32)
+ %0:_(s64) = COPY $x0
+ %1:_(s64) = COPY $x1
+ %2:_(s64) = COPY $x2
+ %3:_(s64) = COPY $x3
+ %4:_(s64) = COPY $x4
+ %c:_(s1) = G_TRUNC %0
+ %a:_(s8) = G_TRUNC %1
+ %b:_(s8) = G_TRUNC %2
+ %d:_(s8) = G_TRUNC %3
+ %e:_(s8) = G_TRUNC %4
+ %and1:_(s8) = G_AND %a, %b
+ %or2:_(s8) = G_OR %e, %d
----------------
tschuett wrote:
This failed because and and or.
https://github.com/llvm/llvm-project/pull/76763
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