[llvm] r273170 - [InstCombine] regenerate checks

[Sanjay Patel via llvm-commits]

Author: spatel
Date: Mon Jun 20 12:48:48 2016
New Revision: 273170

URL: http://llvm.org/viewvc/llvm-project?rev=273170&view=rev
Log:
[InstCombine] regenerate checks

Modified:
    llvm/trunk/test/Transforms/InstCombine/and2.ll

Modified: llvm/trunk/test/Transforms/InstCombine/and2.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/Transforms/InstCombine/and2.ll?rev=273170&r1=273169&r2=273170&view=diff
==============================================================================
--- llvm/trunk/test/Transforms/InstCombine/and2.ll (original)
+++ llvm/trunk/test/Transforms/InstCombine/and2.ll Mon Jun 20 12:48:48 2016
@@ -1,43 +1,55 @@
+; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
 ; RUN: opt < %s -instcombine -S | FileCheck %s
 
 ; PR1738
 define i1 @test1(double %X, double %Y) {
-        %tmp9 = fcmp ord double %X, 0.000000e+00
-        %tmp13 = fcmp ord double %Y, 0.000000e+00
-        %bothcond = and i1 %tmp13, %tmp9
-        ret i1 %bothcond
-; CHECK:  fcmp ord double %Y, %X
+; CHECK-LABEL: @test1(
+; CHECK-NEXT:    [[TMP1:%.*]] = fcmp ord double %Y, %X
+; CHECK-NEXT:    ret i1 [[TMP1]]
+;
+  %tmp9 = fcmp ord double %X, 0.000000e+00
+  %tmp13 = fcmp ord double %Y, 0.000000e+00
+  %bothcond = and i1 %tmp13, %tmp9
+  ret i1 %bothcond
 }
 
 define i1 @test2(i1 %X, i1 %Y) {
+; CHECK-LABEL: @test2(
+; CHECK-NEXT:    [[B:%.*]] = and i1 %X, %Y
+; CHECK-NEXT:    ret i1 [[B]]
+;
   %a = and i1 %X, %Y
   %b = and i1 %a, %X
   ret i1 %b
-; CHECK-LABEL: @test2(
-; CHECK-NEXT: and i1 %X, %Y
-; CHECK-NEXT: ret
 }
 
 define i32 @test3(i32 %X, i32 %Y) {
+; CHECK-LABEL: @test3(
+; CHECK-NEXT:    [[B:%.*]] = and i32 %X, %Y
+; CHECK-NEXT:    ret i32 [[B]]
+;
   %a = and i32 %X, %Y
   %b = and i32 %Y, %a
   ret i32 %b
-; CHECK-LABEL: @test3(
-; CHECK-NEXT: and i32 %X, %Y
-; CHECK-NEXT: ret
 }
 
 define i1 @test4(i32 %X) {
+; CHECK-LABEL: @test4(
+; CHECK-NEXT:    ret i1 false
+;
   %a = icmp ult i32 %X, 31
   %b = icmp slt i32 %X, 0
   %c = and i1 %a, %b
   ret i1 %c
-; CHECK-LABEL: @test4(
-; CHECK-NEXT: ret i1 false
 }
 
 ; Make sure we don't go into an infinite loop with this test
 define <4 x i32> @test5(<4 x i32> %A) {
+; CHECK-LABEL: @test5(
+; CHECK-NEXT:    [[TMP1:%.*]] = xor <4 x i32> %A, <i32 1, i32 2, i32 3, i32 4>
+; CHECK-NEXT:    [[TMP2:%.*]] = and <4 x i32> [[TMP1]], <i32 1, i32 2, i32 3, i32 4>
+; CHECK-NEXT:    ret <4 x i32> [[TMP2]]
+;
   %1 = xor <4 x i32> %A, <i32 1, i32 2, i32 3, i32 4>
   %2 = and <4 x i32> <i32 1, i32 2, i32 3, i32 4>, %1
   ret <4 x i32> %2
@@ -46,8 +58,11 @@ define <4 x i32> @test5(<4 x i32> %A) {
 ; Check that we combine "if x!=0 && x!=-1" into "if x+1u>1"
 define i32 @test6(i64 %x) nounwind {
 ; CHECK-LABEL: @test6(
-; CHECK-NEXT: add i64 %x, 1
-; CHECK-NEXT: icmp ugt i64 %x.off, 1
+; CHECK-NEXT:    [[X_OFF:%.*]] = add i64 %x, 1
+; CHECK-NEXT:    [[X_CMP:%.*]] = icmp ugt i64 [[X_OFF]], 1
+; CHECK-NEXT:    [[LAND_EXT:%.*]] = zext i1 [[X_CMP]] to i32
+; CHECK-NEXT:    ret i32 [[LAND_EXT]]
+;
   %cmp1 = icmp ne i64 %x, -1
   %not.cmp = icmp ne i64 %x, 0
   %.cmp1 = and i1 %cmp1, %not.cmp
@@ -57,9 +72,10 @@ define i32 @test6(i64 %x) nounwind {
 
 define i1 @test7(i32 %i, i1 %b) {
 ; CHECK-LABEL: @test7(
-; CHECK-NEXT: [[CMP:%.*]] = icmp eq i32 %i, 0
-; CHECK-NEXT: [[AND:%.*]] = and i1 [[CMP]], %b
-; CHECK-NEXT: ret i1 [[AND]]
+; CHECK-NEXT:    [[TMP1:%.*]] = icmp eq i32 %i, 0
+; CHECK-NEXT:    [[TMP2:%.*]] = and i1 [[TMP1]], %b
+; CHECK-NEXT:    ret i1 [[TMP2]]
+;
   %cmp1 = icmp slt i32 %i, 1
   %cmp2 = icmp sgt i32 %i, -1
   %and1 = and i1 %cmp1, %b
@@ -69,9 +85,10 @@ define i1 @test7(i32 %i, i1 %b) {
 
 define i1 @test8(i32 %i) {
 ; CHECK-LABEL: @test8(
-; CHECK-NEXT: [[DEC:%.*]] = add i32 %i, -1
-; CHECK-NEXT: [[CMP:%.*]] = icmp ult i32 [[DEC]], 13
-; CHECK-NEXT: ret i1 [[CMP]]
+; CHECK-NEXT:    [[I_OFF:%.*]] = add i32 %i, -1
+; CHECK-NEXT:    [[TMP1:%.*]] = icmp ult i32 [[I_OFF]], 13
+; CHECK-NEXT:    ret i1 [[TMP1]]
+;
   %cmp1 = icmp ne i32 %i, 0
   %cmp2 = icmp ult i32 %i, 14
   %cond = and i1 %cmp1, %cmp2
@@ -81,10 +98,9 @@ define i1 @test8(i32 %i) {
 ; combine -x & 1 into x & 1
 define i64 @test9(i64 %x) {
 ; CHECK-LABEL: @test9(
-; CHECK-NOT: %sub = sub nsw i64 0, %x
-; CHECK-NOT: %and = and i64 %sub, 1
-; CHECK-NEXT: %and = and i64 %x, 1
-; CHECK-NEXT: ret i64 %and
+; CHECK-NEXT:    [[AND:%.*]] = and i64 %x, 1
+; CHECK-NEXT:    ret i64 [[AND]]
+;
   %sub = sub nsw i64 0, %x
   %and = and i64 %sub, 1
   ret i64 %and
@@ -92,11 +108,10 @@ define i64 @test9(i64 %x) {
 
 define i64 @test10(i64 %x) {
 ; CHECK-LABEL: @test10(
-; CHECK-NOT: %sub = sub nsw i64 0, %x
-; CHECK-NEXT: %and = and i64 %x, 1
-; CHECK-NOT: %add = add i64 %sub, %and
-; CHECK-NEXT: %add = sub i64 %and, %x
-; CHECK-NEXT: ret i64 %add
+; CHECK-NEXT:    [[AND:%.*]] = and i64 %x, 1
+; CHECK-NEXT:    [[ADD:%.*]] = sub i64 [[AND]], %x
+; CHECK-NEXT:    ret i64 [[ADD]]
+;
   %sub = sub nsw i64 0, %x
   %and = and i64 %sub, 1
   %add = add i64 %sub, %and