[llvm] [GlobalISel] Combine (X == 0) & (Y == 0) -> (X | Y) == 0 (PR #71949)
Dávid Ferenc Szabó via llvm-commits
llvm-commits at lists.llvm.org
Mon Feb 26 09:58:53 PST 2024
================
@@ -0,0 +1,764 @@
+# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
+# RUN: llc -mtriple aarch64 -run-pass=aarch64-prelegalizer-combiner -verify-machineinstrs %s -o - | FileCheck %s
+# REQUIRES: asserts
+
+
+---
+name: valid_and_eq_0_eq_0_s32
+tracksRegLiveness: true
+legalized: true
+body: |
+ bb.0:
+ liveins: $w0, $w1
+
+ ; CHECK-LABEL: name: valid_and_eq_0_eq_0_s32
+ ; CHECK: liveins: $w0, $w1
+ ; CHECK-NEXT: {{ $}}
+ ; CHECK-NEXT: %x:_(s32) = COPY $w0
+ ; CHECK-NEXT: %y:_(s32) = COPY $w1
+ ; CHECK-NEXT: %zero:_(s32) = G_CONSTANT i32 0
+ ; CHECK-NEXT: [[OR:%[0-9]+]]:_(s32) = G_OR %x, %y
+ ; CHECK-NEXT: %and:_(s1) = G_ICMP intpred(eq), [[OR]](s32), %zero
+ ; CHECK-NEXT: %zext:_(s32) = G_ZEXT %and(s1)
+ ; CHECK-NEXT: $w0 = COPY %zext(s32)
+ ; CHECK-NEXT: RET_ReallyLR implicit $w0
+ %x:_(s32) = COPY $w0
+ %y:_(s32) = COPY $w1
+ %zero:_(s32) = G_CONSTANT i32 0
+ %cmp1:_(s1) = G_ICMP intpred(eq), %x:_(s32), %zero:_
+ %cmp2:_(s1) = G_ICMP intpred(eq), %y:_(s32), %zero:_
+ %and:_(s1) = G_AND %cmp1, %cmp2
+ %zext:_(s32) = G_ZEXT %and:_(s1)
+ $w0 = COPY %zext
+ RET_ReallyLR implicit $w0
+
+...
+---
+name: invalid_and_eq_1_eq_0_s32
+tracksRegLiveness: true
+legalized: true
+body: |
+ bb.0:
+ liveins: $w0, $w1
+
+ ; CHECK-LABEL: name: invalid_and_eq_1_eq_0_s32
+ ; CHECK: liveins: $w0, $w1
+ ; CHECK-NEXT: {{ $}}
+ ; CHECK-NEXT: %x:_(s32) = COPY $w0
+ ; CHECK-NEXT: %y:_(s32) = COPY $w1
+ ; CHECK-NEXT: %zero:_(s32) = G_CONSTANT i32 0
+ ; CHECK-NEXT: %one:_(s32) = G_CONSTANT i32 1
+ ; CHECK-NEXT: %cmp1:_(s1) = G_ICMP intpred(eq), %x(s32), %one
+ ; CHECK-NEXT: %cmp2:_(s1) = G_ICMP intpred(eq), %y(s32), %zero
+ ; CHECK-NEXT: %and:_(s1) = G_AND %cmp1, %cmp2
+ ; CHECK-NEXT: %zext:_(s32) = G_ZEXT %and(s1)
+ ; CHECK-NEXT: $w0 = COPY %zext(s32)
+ ; CHECK-NEXT: RET_ReallyLR implicit $w0
+ %x:_(s32) = COPY $w0
+ %y:_(s32) = COPY $w1
+ %zero:_(s32) = G_CONSTANT i32 0
+ %one:_(s32) = G_CONSTANT i32 1
+ %cmp1:_(s1) = G_ICMP intpred(eq), %x:_(s32), %one:_
+ %cmp2:_(s1) = G_ICMP intpred(eq), %y:_(s32), %zero:_
+ %and:_(s1) = G_AND %cmp1, %cmp2
+ %zext:_(s32) = G_ZEXT %and:_(s1)
+ $w0 = COPY %zext
+ RET_ReallyLR implicit $w0
+
+...
+---
+name: invalid_and_eq_0_eq_1_s32
+tracksRegLiveness: true
+legalized: true
+body: |
+ bb.0:
+ liveins: $w0, $w1
+
+ ; CHECK-LABEL: name: invalid_and_eq_0_eq_1_s32
+ ; CHECK: liveins: $w0, $w1
+ ; CHECK-NEXT: {{ $}}
+ ; CHECK-NEXT: %x:_(s32) = COPY $w0
+ ; CHECK-NEXT: %y:_(s32) = COPY $w1
+ ; CHECK-NEXT: %zero:_(s32) = G_CONSTANT i32 0
+ ; CHECK-NEXT: %one:_(s32) = G_CONSTANT i32 1
+ ; CHECK-NEXT: %cmp1:_(s1) = G_ICMP intpred(eq), %x(s32), %zero
+ ; CHECK-NEXT: %cmp2:_(s1) = G_ICMP intpred(eq), %y(s32), %one
+ ; CHECK-NEXT: %and:_(s1) = G_AND %cmp1, %cmp2
+ ; CHECK-NEXT: %zext:_(s32) = G_ZEXT %and(s1)
+ ; CHECK-NEXT: $w0 = COPY %zext(s32)
+ ; CHECK-NEXT: RET_ReallyLR implicit $w0
+ %x:_(s32) = COPY $w0
+ %y:_(s32) = COPY $w1
+ %zero:_(s32) = G_CONSTANT i32 0
+ %one:_(s32) = G_CONSTANT i32 1
+ %cmp1:_(s1) = G_ICMP intpred(eq), %x:_(s32), %zero:_
+ %cmp2:_(s1) = G_ICMP intpred(eq), %y:_(s32), %one:_
+ %and:_(s1) = G_AND %cmp1, %cmp2
+ %zext:_(s32) = G_ZEXT %and:_(s1)
+ $w0 = COPY %zext
+ RET_ReallyLR implicit $w0
+
+...
+---
+name: invalid_and_ne_0_eq_0_s32
+tracksRegLiveness: true
+legalized: true
+body: |
+ bb.0:
+ liveins: $w0, $w1
+
+ ; CHECK-LABEL: name: invalid_and_ne_0_eq_0_s32
+ ; CHECK: liveins: $w0, $w1
+ ; CHECK-NEXT: {{ $}}
+ ; CHECK-NEXT: %x:_(s32) = COPY $w0
+ ; CHECK-NEXT: %y:_(s32) = COPY $w1
+ ; CHECK-NEXT: %zero:_(s32) = G_CONSTANT i32 0
+ ; CHECK-NEXT: %cmp1:_(s1) = G_ICMP intpred(ne), %x(s32), %zero
+ ; CHECK-NEXT: %cmp2:_(s1) = G_ICMP intpred(eq), %y(s32), %zero
+ ; CHECK-NEXT: %and:_(s1) = G_AND %cmp1, %cmp2
+ ; CHECK-NEXT: %zext:_(s32) = G_ZEXT %and(s1)
+ ; CHECK-NEXT: $w0 = COPY %zext(s32)
+ ; CHECK-NEXT: RET_ReallyLR implicit $w0
+ %x:_(s32) = COPY $w0
+ %y:_(s32) = COPY $w1
+ %zero:_(s32) = G_CONSTANT i32 0
+ %cmp1:_(s1) = G_ICMP intpred(ne), %x:_(s32), %zero:_
+ %cmp2:_(s1) = G_ICMP intpred(eq), %y:_(s32), %zero:_
+ %and:_(s1) = G_AND %cmp1, %cmp2
+ %zext:_(s32) = G_ZEXT %and:_(s1)
+ $w0 = COPY %zext
+ RET_ReallyLR implicit $w0
+
+...
+---
+name: invalid_and_eq_0_ne_0_s32
+tracksRegLiveness: true
+legalized: true
+body: |
+ bb.0:
+ liveins: $w0, $w1
+
+ ; CHECK-LABEL: name: invalid_and_eq_0_ne_0_s32
+ ; CHECK: liveins: $w0, $w1
+ ; CHECK-NEXT: {{ $}}
+ ; CHECK-NEXT: %x:_(s32) = COPY $w0
+ ; CHECK-NEXT: %y:_(s32) = COPY $w1
+ ; CHECK-NEXT: %zero:_(s32) = G_CONSTANT i32 0
+ ; CHECK-NEXT: %cmp1:_(s1) = G_ICMP intpred(eq), %x(s32), %zero
+ ; CHECK-NEXT: %cmp2:_(s1) = G_ICMP intpred(ne), %y(s32), %zero
+ ; CHECK-NEXT: %and:_(s1) = G_AND %cmp1, %cmp2
+ ; CHECK-NEXT: %zext:_(s32) = G_ZEXT %and(s1)
+ ; CHECK-NEXT: $w0 = COPY %zext(s32)
+ ; CHECK-NEXT: RET_ReallyLR implicit $w0
+ %x:_(s32) = COPY $w0
+ %y:_(s32) = COPY $w1
+ %zero:_(s32) = G_CONSTANT i32 0
+ %cmp1:_(s1) = G_ICMP intpred(eq), %x:_(s32), %zero:_
+ %cmp2:_(s1) = G_ICMP intpred(ne), %y:_(s32), %zero:_
+ %and:_(s1) = G_AND %cmp1, %cmp2
+ %zext:_(s32) = G_ZEXT %and:_(s1)
+ $w0 = COPY %zext
+ RET_ReallyLR implicit $w0
+
+...
+---
+name: invalid_and_ne_0_ne_0_s32
+tracksRegLiveness: true
+legalized: true
+body: |
+ bb.0:
+ liveins: $w0, $w1
+
+ ; CHECK-LABEL: name: invalid_and_ne_0_ne_0_s32
+ ; CHECK: liveins: $w0, $w1
+ ; CHECK-NEXT: {{ $}}
+ ; CHECK-NEXT: %x:_(s32) = COPY $w0
+ ; CHECK-NEXT: %y:_(s32) = COPY $w1
+ ; CHECK-NEXT: %zero:_(s32) = G_CONSTANT i32 0
+ ; CHECK-NEXT: %cmp1:_(s1) = G_ICMP intpred(ne), %x(s32), %zero
+ ; CHECK-NEXT: %cmp2:_(s1) = G_ICMP intpred(ne), %y(s32), %zero
+ ; CHECK-NEXT: %and:_(s1) = G_AND %cmp1, %cmp2
+ ; CHECK-NEXT: %zext:_(s32) = G_ZEXT %and(s1)
+ ; CHECK-NEXT: $w0 = COPY %zext(s32)
+ ; CHECK-NEXT: RET_ReallyLR implicit $w0
+ %x:_(s32) = COPY $w0
+ %y:_(s32) = COPY $w1
+ %zero:_(s32) = G_CONSTANT i32 0
+ %cmp1:_(s1) = G_ICMP intpred(ne), %x:_(s32), %zero:_
+ %cmp2:_(s1) = G_ICMP intpred(ne), %y:_(s32), %zero:_
+ %and:_(s1) = G_AND %cmp1, %cmp2
+ %zext:_(s32) = G_ZEXT %and:_(s1)
+ $w0 = COPY %zext
+ RET_ReallyLR implicit $w0
+
+...
+---
+name: valid_or_ne_0_ne_0_s32
+tracksRegLiveness: true
+legalized: true
+body: |
+ bb.0:
+ liveins: $w0, $w1
+
+ ; CHECK-LABEL: name: valid_or_ne_0_ne_0_s32
+ ; CHECK: liveins: $w0, $w1
+ ; CHECK-NEXT: {{ $}}
+ ; CHECK-NEXT: %x:_(s32) = COPY $w0
+ ; CHECK-NEXT: %y:_(s32) = COPY $w1
+ ; CHECK-NEXT: %zero:_(s32) = G_CONSTANT i32 0
+ ; CHECK-NEXT: [[OR:%[0-9]+]]:_(s32) = G_OR %x, %y
+ ; CHECK-NEXT: %or:_(s1) = G_ICMP intpred(ne), [[OR]](s32), %zero
+ ; CHECK-NEXT: %zext:_(s32) = G_ZEXT %or(s1)
+ ; CHECK-NEXT: $w0 = COPY %zext(s32)
+ ; CHECK-NEXT: RET_ReallyLR implicit $w0
+ %x:_(s32) = COPY $w0
+ %y:_(s32) = COPY $w1
+ %zero:_(s32) = G_CONSTANT i32 0
+ %cmp1:_(s1) = G_ICMP intpred(ne), %x:_(s32), %zero:_
+ %cmp2:_(s1) = G_ICMP intpred(ne), %y:_(s32), %zero:_
+ %or:_(s1) = G_OR %cmp1, %cmp2
+ %zext:_(s32) = G_ZEXT %or:_(s1)
+ $w0 = COPY %zext
+ RET_ReallyLR implicit $w0
+
+...
+---
+name: invalid_or_ne_1_ne_0_s32
+tracksRegLiveness: true
+legalized: true
+body: |
+ bb.0:
+ liveins: $w0, $w1
+
+ ; CHECK-LABEL: name: invalid_or_ne_1_ne_0_s32
+ ; CHECK: liveins: $w0, $w1
+ ; CHECK-NEXT: {{ $}}
+ ; CHECK-NEXT: %x:_(s32) = COPY $w0
+ ; CHECK-NEXT: %y:_(s32) = COPY $w1
+ ; CHECK-NEXT: %zero:_(s32) = G_CONSTANT i32 0
+ ; CHECK-NEXT: %one:_(s32) = G_CONSTANT i32 1
+ ; CHECK-NEXT: %cmp1:_(s1) = G_ICMP intpred(ne), %x(s32), %one
+ ; CHECK-NEXT: %cmp2:_(s1) = G_ICMP intpred(ne), %y(s32), %zero
+ ; CHECK-NEXT: %or:_(s1) = G_OR %cmp1, %cmp2
+ ; CHECK-NEXT: %zext:_(s32) = G_ZEXT %or(s1)
+ ; CHECK-NEXT: $w0 = COPY %zext(s32)
+ ; CHECK-NEXT: RET_ReallyLR implicit $w0
+ %x:_(s32) = COPY $w0
+ %y:_(s32) = COPY $w1
+ %zero:_(s32) = G_CONSTANT i32 0
+ %one:_(s32) = G_CONSTANT i32 1
+ %cmp1:_(s1) = G_ICMP intpred(ne), %x:_(s32), %one:_
+ %cmp2:_(s1) = G_ICMP intpred(ne), %y:_(s32), %zero:_
+ %or:_(s1) = G_OR %cmp1, %cmp2
+ %zext:_(s32) = G_ZEXT %or:_(s1)
+ $w0 = COPY %zext
+ RET_ReallyLR implicit $w0
+
+...
+---
+name: invalid_or_ne_0_ne_1_s32
+tracksRegLiveness: true
+legalized: true
+body: |
+ bb.0:
+ liveins: $w0, $w1
+
+ ; CHECK-LABEL: name: invalid_or_ne_0_ne_1_s32
+ ; CHECK: liveins: $w0, $w1
+ ; CHECK-NEXT: {{ $}}
+ ; CHECK-NEXT: %x:_(s32) = COPY $w0
+ ; CHECK-NEXT: %y:_(s32) = COPY $w1
+ ; CHECK-NEXT: %zero:_(s32) = G_CONSTANT i32 0
+ ; CHECK-NEXT: %one:_(s32) = G_CONSTANT i32 1
+ ; CHECK-NEXT: %cmp1:_(s1) = G_ICMP intpred(ne), %x(s32), %zero
+ ; CHECK-NEXT: %cmp2:_(s1) = G_ICMP intpred(ne), %y(s32), %one
+ ; CHECK-NEXT: %or:_(s1) = G_OR %cmp1, %cmp2
+ ; CHECK-NEXT: %zext:_(s32) = G_ZEXT %or(s1)
+ ; CHECK-NEXT: $w0 = COPY %zext(s32)
+ ; CHECK-NEXT: RET_ReallyLR implicit $w0
+ %x:_(s32) = COPY $w0
+ %y:_(s32) = COPY $w1
+ %zero:_(s32) = G_CONSTANT i32 0
+ %one:_(s32) = G_CONSTANT i32 1
+ %cmp1:_(s1) = G_ICMP intpred(ne), %x:_(s32), %zero:_
+ %cmp2:_(s1) = G_ICMP intpred(ne), %y:_(s32), %one:_
+ %or:_(s1) = G_OR %cmp1, %cmp2
+ %zext:_(s32) = G_ZEXT %or:_(s1)
+ $w0 = COPY %zext
+ RET_ReallyLR implicit $w0
+
+...
+---
+name: invalid_or_eq_0_ne_0_s32
+tracksRegLiveness: true
+legalized: true
+body: |
+ bb.0:
+ liveins: $w0, $w1
+
+ ; CHECK-LABEL: name: invalid_or_eq_0_ne_0_s32
+ ; CHECK: liveins: $w0, $w1
+ ; CHECK-NEXT: {{ $}}
+ ; CHECK-NEXT: %x:_(s32) = COPY $w0
+ ; CHECK-NEXT: %y:_(s32) = COPY $w1
+ ; CHECK-NEXT: %zero:_(s32) = G_CONSTANT i32 0
+ ; CHECK-NEXT: %cmp1:_(s1) = G_ICMP intpred(eq), %x(s32), %zero
+ ; CHECK-NEXT: %cmp2:_(s1) = G_ICMP intpred(ne), %y(s32), %zero
+ ; CHECK-NEXT: %or:_(s1) = G_OR %cmp1, %cmp2
+ ; CHECK-NEXT: %zext:_(s32) = G_ZEXT %or(s1)
+ ; CHECK-NEXT: $w0 = COPY %zext(s32)
+ ; CHECK-NEXT: RET_ReallyLR implicit $w0
+ %x:_(s32) = COPY $w0
+ %y:_(s32) = COPY $w1
+ %zero:_(s32) = G_CONSTANT i32 0
+ %cmp1:_(s1) = G_ICMP intpred(eq), %x:_(s32), %zero:_
+ %cmp2:_(s1) = G_ICMP intpred(ne), %y:_(s32), %zero:_
+ %or:_(s1) = G_OR %cmp1, %cmp2
+ %zext:_(s32) = G_ZEXT %or:_(s1)
+ $w0 = COPY %zext
+ RET_ReallyLR implicit $w0
+
+...
+---
+name: invalid_or_ne_0_eq_0_s32
+tracksRegLiveness: true
+legalized: true
+body: |
+ bb.0:
+ liveins: $w0, $w1
+
+ ; CHECK-LABEL: name: invalid_or_ne_0_eq_0_s32
+ ; CHECK: liveins: $w0, $w1
+ ; CHECK-NEXT: {{ $}}
+ ; CHECK-NEXT: %x:_(s32) = COPY $w0
+ ; CHECK-NEXT: %y:_(s32) = COPY $w1
+ ; CHECK-NEXT: %zero:_(s32) = G_CONSTANT i32 0
+ ; CHECK-NEXT: %cmp1:_(s1) = G_ICMP intpred(ne), %x(s32), %zero
+ ; CHECK-NEXT: %cmp2:_(s1) = G_ICMP intpred(eq), %y(s32), %zero
+ ; CHECK-NEXT: %or:_(s1) = G_OR %cmp1, %cmp2
+ ; CHECK-NEXT: %zext:_(s32) = G_ZEXT %or(s1)
+ ; CHECK-NEXT: $w0 = COPY %zext(s32)
+ ; CHECK-NEXT: RET_ReallyLR implicit $w0
+ %x:_(s32) = COPY $w0
+ %y:_(s32) = COPY $w1
+ %zero:_(s32) = G_CONSTANT i32 0
+ %cmp1:_(s1) = G_ICMP intpred(ne), %x:_(s32), %zero:_
+ %cmp2:_(s1) = G_ICMP intpred(eq), %y:_(s32), %zero:_
+ %or:_(s1) = G_OR %cmp1, %cmp2
+ %zext:_(s32) = G_ZEXT %or:_(s1)
+ $w0 = COPY %zext
+ RET_ReallyLR implicit $w0
+
+...
+
+---
+name: valid_and_eq_0_eq_0_s64
+tracksRegLiveness: true
+legalized: true
+body: |
+ bb.0:
+ liveins: $x0, $x1
+
+ ; CHECK-LABEL: name: valid_and_eq_0_eq_0_s64
+ ; CHECK: liveins: $x0, $x1
+ ; CHECK-NEXT: {{ $}}
+ ; CHECK-NEXT: %x:_(s64) = COPY $x0
+ ; CHECK-NEXT: %y:_(s64) = COPY $x1
+ ; CHECK-NEXT: %zero:_(s64) = G_CONSTANT i64 0
+ ; CHECK-NEXT: [[OR:%[0-9]+]]:_(s64) = G_OR %x, %y
+ ; CHECK-NEXT: %and:_(s1) = G_ICMP intpred(eq), [[OR]](s64), %zero
+ ; CHECK-NEXT: %zext:_(s64) = G_ZEXT %and(s1)
+ ; CHECK-NEXT: $x0 = COPY %zext(s64)
+ ; CHECK-NEXT: RET_ReallyLR implicit $x0
+ %x:_(s64) = COPY $x0
+ %y:_(s64) = COPY $x1
+ %zero:_(s64) = G_CONSTANT i64 0
+ %cmp1:_(s1) = G_ICMP intpred(eq), %x:_(s64), %zero:_
+ %cmp2:_(s1) = G_ICMP intpred(eq), %y:_(s64), %zero:_
+ %and:_(s1) = G_AND %cmp1, %cmp2
+ %zext:_(s64) = G_ZEXT %and:_(s1)
+ $x0 = COPY %zext
+ RET_ReallyLR implicit $x0
+
+...
+---
+name: invalid_and_eq_1_eq_0_s64
+tracksRegLiveness: true
+legalized: true
+body: |
+ bb.0:
+ liveins: $x0, $x1
+
+ ; CHECK-LABEL: name: invalid_and_eq_1_eq_0_s64
+ ; CHECK: liveins: $x0, $x1
+ ; CHECK-NEXT: {{ $}}
+ ; CHECK-NEXT: %x:_(s64) = COPY $x0
+ ; CHECK-NEXT: %y:_(s64) = COPY $x1
+ ; CHECK-NEXT: %zero:_(s64) = G_CONSTANT i64 0
+ ; CHECK-NEXT: %one:_(s64) = G_CONSTANT i64 1
+ ; CHECK-NEXT: %cmp1:_(s1) = G_ICMP intpred(eq), %x(s64), %one
+ ; CHECK-NEXT: %cmp2:_(s1) = G_ICMP intpred(eq), %y(s64), %zero
+ ; CHECK-NEXT: %and:_(s1) = G_AND %cmp1, %cmp2
+ ; CHECK-NEXT: %zext:_(s64) = G_ZEXT %and(s1)
+ ; CHECK-NEXT: $x0 = COPY %zext(s64)
+ ; CHECK-NEXT: RET_ReallyLR implicit $x0
+ %x:_(s64) = COPY $x0
+ %y:_(s64) = COPY $x1
+ %zero:_(s64) = G_CONSTANT i64 0
+ %one:_(s64) = G_CONSTANT i64 1
+ %cmp1:_(s1) = G_ICMP intpred(eq), %x:_(s64), %one:_
+ %cmp2:_(s1) = G_ICMP intpred(eq), %y:_(s64), %zero:_
+ %and:_(s1) = G_AND %cmp1, %cmp2
+ %zext:_(s64) = G_ZEXT %and:_(s1)
+ $x0 = COPY %zext
+ RET_ReallyLR implicit $x0
+
+...
+---
+name: invalid_and_eq_0_eq_1_s64
+tracksRegLiveness: true
+legalized: true
+body: |
+ bb.0:
+ liveins: $x0, $x1
+
+ ; CHECK-LABEL: name: invalid_and_eq_0_eq_1_s64
+ ; CHECK: liveins: $x0, $x1
+ ; CHECK-NEXT: {{ $}}
+ ; CHECK-NEXT: %x:_(s64) = COPY $x0
+ ; CHECK-NEXT: %y:_(s64) = COPY $x1
+ ; CHECK-NEXT: %zero:_(s64) = G_CONSTANT i64 0
+ ; CHECK-NEXT: %one:_(s64) = G_CONSTANT i64 1
+ ; CHECK-NEXT: %cmp1:_(s1) = G_ICMP intpred(eq), %x(s64), %zero
+ ; CHECK-NEXT: %cmp2:_(s1) = G_ICMP intpred(eq), %y(s64), %one
+ ; CHECK-NEXT: %and:_(s1) = G_AND %cmp1, %cmp2
+ ; CHECK-NEXT: %zext:_(s64) = G_ZEXT %and(s1)
+ ; CHECK-NEXT: $x0 = COPY %zext(s64)
+ ; CHECK-NEXT: RET_ReallyLR implicit $x0
+ %x:_(s64) = COPY $x0
+ %y:_(s64) = COPY $x1
+ %zero:_(s64) = G_CONSTANT i64 0
+ %one:_(s64) = G_CONSTANT i64 1
+ %cmp1:_(s1) = G_ICMP intpred(eq), %x:_(s64), %zero:_
+ %cmp2:_(s1) = G_ICMP intpred(eq), %y:_(s64), %one:_
+ %and:_(s1) = G_AND %cmp1, %cmp2
+ %zext:_(s64) = G_ZEXT %and:_(s1)
+ $x0 = COPY %zext
+ RET_ReallyLR implicit $x0
+
+...
+---
+name: invalid_and_ne_0_eq_0_s64
+tracksRegLiveness: true
+legalized: true
+body: |
+ bb.0:
+ liveins: $x0, $x1
+
+ ; CHECK-LABEL: name: invalid_and_ne_0_eq_0_s64
+ ; CHECK: liveins: $x0, $x1
+ ; CHECK-NEXT: {{ $}}
+ ; CHECK-NEXT: %x:_(s64) = COPY $x0
+ ; CHECK-NEXT: %y:_(s64) = COPY $x1
+ ; CHECK-NEXT: %zero:_(s64) = G_CONSTANT i64 0
+ ; CHECK-NEXT: %cmp1:_(s1) = G_ICMP intpred(ne), %x(s64), %zero
+ ; CHECK-NEXT: %cmp2:_(s1) = G_ICMP intpred(eq), %y(s64), %zero
+ ; CHECK-NEXT: %and:_(s1) = G_AND %cmp1, %cmp2
+ ; CHECK-NEXT: %zext:_(s64) = G_ZEXT %and(s1)
+ ; CHECK-NEXT: $x0 = COPY %zext(s64)
+ ; CHECK-NEXT: RET_ReallyLR implicit $x0
+ %x:_(s64) = COPY $x0
+ %y:_(s64) = COPY $x1
+ %zero:_(s64) = G_CONSTANT i64 0
+ %cmp1:_(s1) = G_ICMP intpred(ne), %x:_(s64), %zero:_
+ %cmp2:_(s1) = G_ICMP intpred(eq), %y:_(s64), %zero:_
+ %and:_(s1) = G_AND %cmp1, %cmp2
+ %zext:_(s64) = G_ZEXT %and:_(s1)
+ $x0 = COPY %zext
+ RET_ReallyLR implicit $x0
+
+...
+---
+name: invalid_and_eq_0_ne_0_s64
+tracksRegLiveness: true
+legalized: true
+body: |
+ bb.0:
+ liveins: $x0, $x1
+
+ ; CHECK-LABEL: name: invalid_and_eq_0_ne_0_s64
+ ; CHECK: liveins: $x0, $x1
+ ; CHECK-NEXT: {{ $}}
+ ; CHECK-NEXT: %x:_(s64) = COPY $x0
+ ; CHECK-NEXT: %y:_(s64) = COPY $x1
+ ; CHECK-NEXT: %zero:_(s64) = G_CONSTANT i64 0
+ ; CHECK-NEXT: %cmp1:_(s1) = G_ICMP intpred(eq), %x(s64), %zero
+ ; CHECK-NEXT: %cmp2:_(s1) = G_ICMP intpred(ne), %y(s64), %zero
+ ; CHECK-NEXT: %and:_(s1) = G_AND %cmp1, %cmp2
+ ; CHECK-NEXT: %zext:_(s64) = G_ZEXT %and(s1)
+ ; CHECK-NEXT: $x0 = COPY %zext(s64)
+ ; CHECK-NEXT: RET_ReallyLR implicit $x0
+ %x:_(s64) = COPY $x0
+ %y:_(s64) = COPY $x1
+ %zero:_(s64) = G_CONSTANT i64 0
+ %cmp1:_(s1) = G_ICMP intpred(eq), %x:_(s64), %zero:_
+ %cmp2:_(s1) = G_ICMP intpred(ne), %y:_(s64), %zero:_
+ %and:_(s1) = G_AND %cmp1, %cmp2
+ %zext:_(s64) = G_ZEXT %and:_(s1)
+ $x0 = COPY %zext
+ RET_ReallyLR implicit $x0
+
+...
+---
+name: invalid_and_ne_0_ne_0_s64
+tracksRegLiveness: true
+legalized: true
+body: |
+ bb.0:
+ liveins: $x0, $x1
+
+ ; CHECK-LABEL: name: invalid_and_ne_0_ne_0_s64
+ ; CHECK: liveins: $x0, $x1
+ ; CHECK-NEXT: {{ $}}
+ ; CHECK-NEXT: %x:_(s64) = COPY $x0
+ ; CHECK-NEXT: %y:_(s64) = COPY $x1
+ ; CHECK-NEXT: %zero:_(s64) = G_CONSTANT i64 0
+ ; CHECK-NEXT: %cmp1:_(s1) = G_ICMP intpred(ne), %x(s64), %zero
+ ; CHECK-NEXT: %cmp2:_(s1) = G_ICMP intpred(ne), %y(s64), %zero
+ ; CHECK-NEXT: %and:_(s1) = G_AND %cmp1, %cmp2
+ ; CHECK-NEXT: %zext:_(s64) = G_ZEXT %and(s1)
+ ; CHECK-NEXT: $x0 = COPY %zext(s64)
+ ; CHECK-NEXT: RET_ReallyLR implicit $x0
+ %x:_(s64) = COPY $x0
+ %y:_(s64) = COPY $x1
+ %zero:_(s64) = G_CONSTANT i64 0
+ %cmp1:_(s1) = G_ICMP intpred(ne), %x:_(s64), %zero:_
+ %cmp2:_(s1) = G_ICMP intpred(ne), %y:_(s64), %zero:_
+ %and:_(s1) = G_AND %cmp1, %cmp2
+ %zext:_(s64) = G_ZEXT %and:_(s1)
+ $x0 = COPY %zext
+ RET_ReallyLR implicit $x0
+
+...
+---
+name: valid_or_ne_0_ne_0_s64
+tracksRegLiveness: true
+legalized: true
+body: |
+ bb.0:
+ liveins: $x0, $x1
+
+ ; CHECK-LABEL: name: valid_or_ne_0_ne_0_s64
+ ; CHECK: liveins: $x0, $x1
+ ; CHECK-NEXT: {{ $}}
+ ; CHECK-NEXT: %x:_(s64) = COPY $x0
+ ; CHECK-NEXT: %y:_(s64) = COPY $x1
+ ; CHECK-NEXT: %zero:_(s64) = G_CONSTANT i64 0
+ ; CHECK-NEXT: [[OR:%[0-9]+]]:_(s64) = G_OR %x, %y
+ ; CHECK-NEXT: %or:_(s1) = G_ICMP intpred(ne), [[OR]](s64), %zero
+ ; CHECK-NEXT: %zext:_(s64) = G_ZEXT %or(s1)
+ ; CHECK-NEXT: $x0 = COPY %zext(s64)
+ ; CHECK-NEXT: RET_ReallyLR implicit $x0
+ %x:_(s64) = COPY $x0
+ %y:_(s64) = COPY $x1
+ %zero:_(s64) = G_CONSTANT i64 0
+ %cmp1:_(s1) = G_ICMP intpred(ne), %x:_(s64), %zero:_
+ %cmp2:_(s1) = G_ICMP intpred(ne), %y:_(s64), %zero:_
+ %or:_(s1) = G_OR %cmp1, %cmp2
+ %zext:_(s64) = G_ZEXT %or:_(s1)
+ $x0 = COPY %zext
+ RET_ReallyLR implicit $x0
+
+...
+---
+name: invalid_or_ne_1_ne_0_s64
+tracksRegLiveness: true
+legalized: true
+body: |
+ bb.0:
+ liveins: $x0, $x1
+
+ ; CHECK-LABEL: name: invalid_or_ne_1_ne_0_s64
+ ; CHECK: liveins: $x0, $x1
+ ; CHECK-NEXT: {{ $}}
+ ; CHECK-NEXT: %x:_(s64) = COPY $x0
+ ; CHECK-NEXT: %y:_(s64) = COPY $x1
+ ; CHECK-NEXT: %zero:_(s64) = G_CONSTANT i64 0
+ ; CHECK-NEXT: %one:_(s64) = G_CONSTANT i64 1
+ ; CHECK-NEXT: %cmp1:_(s1) = G_ICMP intpred(ne), %x(s64), %one
+ ; CHECK-NEXT: %cmp2:_(s1) = G_ICMP intpred(ne), %y(s64), %zero
+ ; CHECK-NEXT: %or:_(s1) = G_OR %cmp1, %cmp2
+ ; CHECK-NEXT: %zext:_(s64) = G_ZEXT %or(s1)
+ ; CHECK-NEXT: $x0 = COPY %zext(s64)
+ ; CHECK-NEXT: RET_ReallyLR implicit $x0
+ %x:_(s64) = COPY $x0
+ %y:_(s64) = COPY $x1
+ %zero:_(s64) = G_CONSTANT i64 0
+ %one:_(s64) = G_CONSTANT i64 1
+ %cmp1:_(s1) = G_ICMP intpred(ne), %x:_(s64), %one:_
+ %cmp2:_(s1) = G_ICMP intpred(ne), %y:_(s64), %zero:_
+ %or:_(s1) = G_OR %cmp1, %cmp2
+ %zext:_(s64) = G_ZEXT %or:_(s1)
+ $x0 = COPY %zext
+ RET_ReallyLR implicit $x0
+
+...
+---
+name: invalid_or_ne_0_ne_1_s64
+tracksRegLiveness: true
+legalized: true
+body: |
+ bb.0:
+ liveins: $x0, $x1
+
+ ; CHECK-LABEL: name: invalid_or_ne_0_ne_1_s64
+ ; CHECK: liveins: $x0, $x1
+ ; CHECK-NEXT: {{ $}}
+ ; CHECK-NEXT: %x:_(s64) = COPY $x0
+ ; CHECK-NEXT: %y:_(s64) = COPY $x1
+ ; CHECK-NEXT: %zero:_(s64) = G_CONSTANT i64 0
+ ; CHECK-NEXT: %one:_(s64) = G_CONSTANT i64 1
+ ; CHECK-NEXT: %cmp1:_(s1) = G_ICMP intpred(ne), %x(s64), %zero
+ ; CHECK-NEXT: %cmp2:_(s1) = G_ICMP intpred(ne), %y(s64), %one
+ ; CHECK-NEXT: %or:_(s1) = G_OR %cmp1, %cmp2
+ ; CHECK-NEXT: %zext:_(s64) = G_ZEXT %or(s1)
+ ; CHECK-NEXT: $x0 = COPY %zext(s64)
+ ; CHECK-NEXT: RET_ReallyLR implicit $x0
+ %x:_(s64) = COPY $x0
+ %y:_(s64) = COPY $x1
+ %zero:_(s64) = G_CONSTANT i64 0
+ %one:_(s64) = G_CONSTANT i64 1
+ %cmp1:_(s1) = G_ICMP intpred(ne), %x:_(s64), %zero:_
+ %cmp2:_(s1) = G_ICMP intpred(ne), %y:_(s64), %one:_
+ %or:_(s1) = G_OR %cmp1, %cmp2
+ %zext:_(s64) = G_ZEXT %or:_(s1)
+ $x0 = COPY %zext
+ RET_ReallyLR implicit $x0
+
+...
+---
+name: invalid_or_eq_0_ne_0_s64
+tracksRegLiveness: true
+legalized: true
+body: |
+ bb.0:
+ liveins: $x0, $x1
+
+ ; CHECK-LABEL: name: invalid_or_eq_0_ne_0_s64
+ ; CHECK: liveins: $x0, $x1
+ ; CHECK-NEXT: {{ $}}
+ ; CHECK-NEXT: %x:_(s64) = COPY $x0
+ ; CHECK-NEXT: %y:_(s64) = COPY $x1
+ ; CHECK-NEXT: %zero:_(s64) = G_CONSTANT i64 0
+ ; CHECK-NEXT: %cmp1:_(s1) = G_ICMP intpred(eq), %x(s64), %zero
+ ; CHECK-NEXT: %cmp2:_(s1) = G_ICMP intpred(ne), %y(s64), %zero
+ ; CHECK-NEXT: %or:_(s1) = G_OR %cmp1, %cmp2
+ ; CHECK-NEXT: %zext:_(s64) = G_ZEXT %or(s1)
+ ; CHECK-NEXT: $x0 = COPY %zext(s64)
+ ; CHECK-NEXT: RET_ReallyLR implicit $x0
+ %x:_(s64) = COPY $x0
+ %y:_(s64) = COPY $x1
+ %zero:_(s64) = G_CONSTANT i64 0
+ %cmp1:_(s1) = G_ICMP intpred(eq), %x:_(s64), %zero:_
+ %cmp2:_(s1) = G_ICMP intpred(ne), %y:_(s64), %zero:_
+ %or:_(s1) = G_OR %cmp1, %cmp2
+ %zext:_(s64) = G_ZEXT %or:_(s1)
+ $x0 = COPY %zext
+ RET_ReallyLR implicit $x0
+
+...
+---
+name: invalid_or_ne_0_eq_0_s64
+tracksRegLiveness: true
+legalized: true
+body: |
+ bb.0:
+ liveins: $x0, $x1
+
+ ; CHECK-LABEL: name: invalid_or_ne_0_eq_0_s64
+ ; CHECK: liveins: $x0, $x1
+ ; CHECK-NEXT: {{ $}}
+ ; CHECK-NEXT: %x:_(s64) = COPY $x0
+ ; CHECK-NEXT: %y:_(s64) = COPY $x1
+ ; CHECK-NEXT: %zero:_(s64) = G_CONSTANT i64 0
+ ; CHECK-NEXT: %cmp1:_(s1) = G_ICMP intpred(ne), %x(s64), %zero
+ ; CHECK-NEXT: %cmp2:_(s1) = G_ICMP intpred(eq), %y(s64), %zero
+ ; CHECK-NEXT: %or:_(s1) = G_OR %cmp1, %cmp2
+ ; CHECK-NEXT: %zext:_(s64) = G_ZEXT %or(s1)
+ ; CHECK-NEXT: $x0 = COPY %zext(s64)
+ ; CHECK-NEXT: RET_ReallyLR implicit $x0
+ %x:_(s64) = COPY $x0
+ %y:_(s64) = COPY $x1
+ %zero:_(s64) = G_CONSTANT i64 0
+ %cmp1:_(s1) = G_ICMP intpred(ne), %x:_(s64), %zero:_
+ %cmp2:_(s1) = G_ICMP intpred(eq), %y:_(s64), %zero:_
+ %or:_(s1) = G_OR %cmp1, %cmp2
+ %zext:_(s64) = G_ZEXT %or:_(s1)
+ $x0 = COPY %zext
+ RET_ReallyLR implicit $x0
+
+...
+---
+name: invalid_p0_src
+tracksRegLiveness: true
+legalized: true
+body: |
+ bb.0:
+ liveins: $x0, $x1
+
+ ; CHECK-LABEL: name: invalid_p0_src
+ ; CHECK: liveins: $x0, $x1
+ ; CHECK-NEXT: {{ $}}
+ ; CHECK-NEXT: %x:_(p0) = COPY $x0
+ ; CHECK-NEXT: %y:_(p0) = COPY $x1
+ ; CHECK-NEXT: %zero:_(p0) = G_CONSTANT i64 0
+ ; CHECK-NEXT: %cmp1:_(s1) = G_ICMP intpred(eq), %x(p0), %zero
+ ; CHECK-NEXT: %cmp2:_(s1) = G_ICMP intpred(eq), %y(p0), %zero
+ ; CHECK-NEXT: %and:_(s1) = G_AND %cmp1, %cmp2
+ ; CHECK-NEXT: %zext:_(s64) = G_ZEXT %and(s1)
+ ; CHECK-NEXT: $x0 = COPY %zext(s64)
+ ; CHECK-NEXT: RET_ReallyLR implicit $x0
+ %x:_(p0) = COPY $x0
+ %y:_(p0) = COPY $x1
+ %zero:_(p0) = G_CONSTANT i64 0
+ %cmp1:_(s1) = G_ICMP intpred(eq), %x:_(p0), %zero:_
+ %cmp2:_(s1) = G_ICMP intpred(eq), %y:_(p0), %zero:_
+ %and:_(s1) = G_AND %cmp1, %cmp2
+ %zext:_(s64) = G_ZEXT %and:_(s1)
+ $x0 = COPY %zext
+ RET_ReallyLR implicit $x0
+
+...
+---
+name: invalid_diff_src_ty
+tracksRegLiveness: true
+legalized: true
+body: |
+ bb.0:
+ liveins: $w0, $x1
+
+ ; CHECK-LABEL: name: invalid_diff_src_ty
+ ; CHECK: liveins: $w0, $x1
+ ; CHECK-NEXT: {{ $}}
+ ; CHECK-NEXT: %x:_(s32) = COPY $w0
+ ; CHECK-NEXT: %y:_(s64) = COPY $x1
+ ; CHECK-NEXT: %zero_s32:_(s32) = G_CONSTANT i32 0
+ ; CHECK-NEXT: %zero_s64:_(s64) = G_CONSTANT i64 0
+ ; CHECK-NEXT: %cmp1:_(s1) = G_ICMP intpred(eq), %x(s32), %zero_s32
+ ; CHECK-NEXT: %cmp2:_(s1) = G_ICMP intpred(eq), %y(s64), %zero_s64
+ ; CHECK-NEXT: %and:_(s1) = G_AND %cmp1, %cmp2
+ ; CHECK-NEXT: %zext:_(s64) = G_ZEXT %and(s1)
+ ; CHECK-NEXT: $x0 = COPY %zext(s64)
+ ; CHECK-NEXT: RET_ReallyLR implicit $x0
+ %x:_(s32) = COPY $w0
+ %y:_(s64) = COPY $x1
+ %zero_s32:_(s32) = G_CONSTANT i32 0
+ %zero_s64:_(s64) = G_CONSTANT i64 0
+ %cmp1:_(s1) = G_ICMP intpred(eq), %x:_(s32), %zero_s32:_
+ %cmp2:_(s1) = G_ICMP intpred(eq), %y:_(s64), %zero_s64:_
+ %and:_(s1) = G_AND %cmp1, %cmp2
+ %zext:_(s64) = G_ZEXT %and:_(s1)
+ $x0 = COPY %zext
+ RET_ReallyLR implicit $x0
+
+...
----------------
dfszabo wrote:
Indeed they were so added `getScalarType` as well.
https://github.com/llvm/llvm-project/pull/71949
More information about the llvm-commits
mailing list