[llvm] r303203 - [InstCombine] auto-generate better checks; NFC

[Sanjay Patel via llvm-commits]

Author: spatel
Date: Tue May 16 15:09:32 2017
New Revision: 303203

URL: http://llvm.org/viewvc/llvm-project?rev=303203&view=rev
Log:
[InstCombine] auto-generate better checks; NFC

Modified:
    llvm/trunk/test/Transforms/InstCombine/canonicalize_branch.ll

Modified: llvm/trunk/test/Transforms/InstCombine/canonicalize_branch.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/Transforms/InstCombine/canonicalize_branch.ll?rev=303203&r1=303202&r2=303203&view=diff
==============================================================================
--- llvm/trunk/test/Transforms/InstCombine/canonicalize_branch.ll (original)
+++ llvm/trunk/test/Transforms/InstCombine/canonicalize_branch.ll Tue May 16 15:09:32 2017
@@ -1,69 +1,84 @@
+; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
 ; RUN: opt < %s -instcombine -S | FileCheck %s
 
 ; Test an already canonical branch to make sure we don't flip those.
-define i32 @test0(i32 %X, i32 %Y) {
-        %C = icmp eq i32 %X, %Y
-        br i1 %C, label %T, label %F, !prof !0
-
-; CHECK-LABEL: @test0(
-; CHECK: %C = icmp eq i32 %X, %Y
-; CHECK: br i1 %C, label %T, label %F
-
+define i32 @eq(i32 %X, i32 %Y) {
+; CHECK-LABEL: @eq(
+; CHECK-NEXT:    [[C:%.*]] = icmp eq i32 [[X:%.*]], [[Y:%.*]]
+; CHECK-NEXT:    br i1 [[C]], label [[T:%.*]], label [[F:%.*]], !prof !0
+; CHECK:       T:
+; CHECK-NEXT:    ret i32 12
+; CHECK:       F:
+; CHECK-NEXT:    ret i32 123
+;
+  %C = icmp eq i32 %X, %Y
+  br i1 %C, label %T, label %F, !prof !0
 T:
-        ret i32 12
+  ret i32 12
 F:
-        ret i32 123
+  ret i32 123
 }
 
-define i32 @test1(i32 %X, i32 %Y) {
-        %C = icmp ne i32 %X, %Y
-        br i1 %C, label %T, label %F, !prof !1
-
-; CHECK-LABEL: @test1(
-; CHECK: %C = icmp eq i32 %X, %Y
-; CHECK: br i1 %C, label %F, label %T
-
+define i32 @ne(i32 %X, i32 %Y) {
+; CHECK-LABEL: @ne(
+; CHECK-NEXT:    [[C:%.*]] = icmp eq i32 [[X:%.*]], [[Y:%.*]]
+; CHECK-NEXT:    br i1 [[C]], label [[F:%.*]], label [[T:%.*]], !prof !1
+; CHECK:       T:
+; CHECK-NEXT:    ret i32 12
+; CHECK:       F:
+; CHECK-NEXT:    ret i32 123
+;
+  %C = icmp ne i32 %X, %Y
+  br i1 %C, label %T, label %F, !prof !1
 T:
-        ret i32 12
+  ret i32 12
 F:
-        ret i32 123
+  ret i32 123
 }
 
-define i32 @test2(i32 %X, i32 %Y) {
-        %C = icmp ule i32 %X, %Y
-        br i1 %C, label %T, label %F, !prof !2
-
-; CHECK-LABEL: @test2(
-; CHECK: %C = icmp ugt i32 %X, %Y
-; CHECK: br i1 %C, label %F, label %T
-
+define i32 @ule(i32 %X, i32 %Y) {
+; CHECK-LABEL: @ule(
+; CHECK-NEXT:    [[C:%.*]] = icmp ugt i32 [[X:%.*]], [[Y:%.*]]
+; CHECK-NEXT:    br i1 [[C]], label [[F:%.*]], label [[T:%.*]], !prof !2
+; CHECK:       T:
+; CHECK-NEXT:    ret i32 12
+; CHECK:       F:
+; CHECK-NEXT:    ret i32 123
+;
+  %C = icmp ule i32 %X, %Y
+  br i1 %C, label %T, label %F, !prof !2
 T:
-        ret i32 12
+  ret i32 12
 F:
-        ret i32 123
+  ret i32 123
 }
 
-define i32 @test3(i32 %X, i32 %Y) {
-        %C = icmp uge i32 %X, %Y
-        br i1 %C, label %T, label %F, !prof !3
-
-; CHECK-LABEL: @test3(
-; CHECK: %C = icmp ult i32 %X, %Y
-; CHECK: br i1 %C, label %F, label %T
-
+define i32 @uge(i32 %X, i32 %Y) {
+; CHECK-LABEL: @uge(
+; CHECK-NEXT:    [[C:%.*]] = icmp ult i32 [[X:%.*]], [[Y:%.*]]
+; CHECK-NEXT:    br i1 [[C]], label [[F:%.*]], label [[T:%.*]], !prof !3
+; CHECK:       T:
+; CHECK-NEXT:    ret i32 12
+; CHECK:       F:
+; CHECK-NEXT:    ret i32 123
+;
+  %C = icmp uge i32 %X, %Y
+  br i1 %C, label %T, label %F, !prof !3
 T:
-        ret i32 12
+  ret i32 12
 F:
-        ret i32 123
+  ret i32 123
 }
 
 !0 = !{!"branch_weights", i32 1, i32 2}
 !1 = !{!"branch_weights", i32 3, i32 4}
 !2 = !{!"branch_weights", i32 5, i32 6}
 !3 = !{!"branch_weights", i32 7, i32 8}
+
 ; Base case shouldn't change.
 ; CHECK: !0 = {{.*}} i32 1, i32 2}
 ; Ensure that the branch metadata is reversed to match the reversals above.
 ; CHECK: !1 = {{.*}} i32 4, i32 3}
 ; CHECK: !2 = {{.*}} i32 6, i32 5}
 ; CHECK: !3 = {{.*}} i32 8, i32 7}
+