[llvm] r342683 - [InstCombine] rename test file, simplify tests, regenerate full checks; NFC
Sanjay Patel via llvm-commits
llvm-commits at lists.llvm.org
Thu Sep 20 14:10:14 PDT 2018
Author: spatel
Date: Thu Sep 20 14:10:14 2018
New Revision: 342683
URL: http://llvm.org/viewvc/llvm-project?rev=342683&view=rev
Log:
[InstCombine] rename test file, simplify tests, regenerate full checks; NFC
Fast-math is irrelevant for these transforms.
Added:
llvm/trunk/test/Transforms/InstCombine/scalarization.ll
- copied, changed from r342682, llvm/trunk/test/Transforms/InstCombine/fast-math-scalarization.ll
Removed:
llvm/trunk/test/Transforms/InstCombine/fast-math-scalarization.ll
Removed: llvm/trunk/test/Transforms/InstCombine/fast-math-scalarization.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/Transforms/InstCombine/fast-math-scalarization.ll?rev=342682&view=auto
==============================================================================
--- llvm/trunk/test/Transforms/InstCombine/fast-math-scalarization.ll (original)
+++ llvm/trunk/test/Transforms/InstCombine/fast-math-scalarization.ll (removed)
@@ -1,39 +0,0 @@
-; RUN: opt -instcombine -S < %s | FileCheck %s
-
-; CHECK-LABEL: test_scalarize_phi
-; CHECK: fmul fast float
-define void @test_scalarize_phi(i32 * %n, float * %inout) {
-entry:
- %0 = load volatile float, float * %inout, align 4
- %splat.splatinsert = insertelement <4 x float> undef, float %0, i32 0
- %splat.splat = shufflevector <4 x float> %splat.splatinsert, <4 x float> undef, <4 x i32> zeroinitializer
- %splat.splatinsert1 = insertelement <4 x float> undef, float 3.0, i32 0
- br label %for.cond
-
-for.cond:
- %x.0 = phi <4 x float> [ %splat.splat, %entry ], [ %mul, %for.body ]
- %i.0 = phi i32 [ 0, %entry ], [ %inc, %for.body ]
- %1 = load i32, i32 * %n, align 4
- %cmp = icmp ne i32 %i.0, %1
- br i1 %cmp, label %for.body, label %for.end
-
-for.body:
- %2 = extractelement <4 x float> %x.0, i32 1
- store volatile float %2, float * %inout, align 4
- %mul = fmul fast <4 x float> %x.0, <float 0x4002A3D700000000, float 0x4002A3D700000000, float 0x4002A3D700000000, float 0x4002A3D700000000>
- %inc = add nsw i32 %i.0, 1
- br label %for.cond
-
-for.end:
- ret void
-}
-
-; CHECK-LABEL: test_extract_element_fastmath
-; CHECK: fadd fast float
-define float @test_extract_element_fastmath(<4 x float> %x) #0 {
-entry:
- %add = fadd fast <4 x float> %x, <float 0x4002A3D700000000, float 0x4002A3D700000000, float 0x4002A3D700000000, float 0x4002A3D700000000>
- %0 = extractelement <4 x float> %add, i32 2
- ret float %0
-}
-
Copied: llvm/trunk/test/Transforms/InstCombine/scalarization.ll (from r342682, llvm/trunk/test/Transforms/InstCombine/fast-math-scalarization.ll)
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/Transforms/InstCombine/scalarization.ll?p2=llvm/trunk/test/Transforms/InstCombine/scalarization.ll&p1=llvm/trunk/test/Transforms/InstCombine/fast-math-scalarization.ll&r1=342682&r2=342683&rev=342683&view=diff
==============================================================================
--- llvm/trunk/test/Transforms/InstCombine/fast-math-scalarization.ll (original)
+++ llvm/trunk/test/Transforms/InstCombine/scalarization.ll Thu Sep 20 14:10:14 2018
@@ -1,26 +1,43 @@
+; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt -instcombine -S < %s | FileCheck %s
-; CHECK-LABEL: test_scalarize_phi
-; CHECK: fmul fast float
-define void @test_scalarize_phi(i32 * %n, float * %inout) {
+define void @scalarize_phi(i32 * %n, float * %inout) {
+; CHECK-LABEL: @scalarize_phi(
+; CHECK-NEXT: entry:
+; CHECK-NEXT: [[T0:%.*]] = load volatile float, float* [[INOUT:%.*]], align 4
+; CHECK-NEXT: br label [[FOR_COND:%.*]]
+; CHECK: for.cond:
+; CHECK-NEXT: [[TMP0:%.*]] = phi float [ [[T0]], [[ENTRY:%.*]] ], [ [[TMP1:%.*]], [[FOR_BODY:%.*]] ]
+; CHECK-NEXT: [[I_0:%.*]] = phi i32 [ 0, [[ENTRY]] ], [ [[INC:%.*]], [[FOR_BODY]] ]
+; CHECK-NEXT: [[T1:%.*]] = load i32, i32* [[N:%.*]], align 4
+; CHECK-NEXT: [[CMP:%.*]] = icmp eq i32 [[I_0]], [[T1]]
+; CHECK-NEXT: br i1 [[CMP]], label [[FOR_END:%.*]], label [[FOR_BODY]]
+; CHECK: for.body:
+; CHECK-NEXT: store volatile float [[TMP0]], float* [[INOUT]], align 4
+; CHECK-NEXT: [[TMP1]] = fmul float [[TMP0]], 0x4002A3D700000000
+; CHECK-NEXT: [[INC]] = add nuw nsw i32 [[I_0]], 1
+; CHECK-NEXT: br label [[FOR_COND]]
+; CHECK: for.end:
+; CHECK-NEXT: ret void
+;
entry:
- %0 = load volatile float, float * %inout, align 4
- %splat.splatinsert = insertelement <4 x float> undef, float %0, i32 0
- %splat.splat = shufflevector <4 x float> %splat.splatinsert, <4 x float> undef, <4 x i32> zeroinitializer
- %splat.splatinsert1 = insertelement <4 x float> undef, float 3.0, i32 0
+ %t0 = load volatile float, float * %inout, align 4
+ %insert = insertelement <4 x float> undef, float %t0, i32 0
+ %splat = shufflevector <4 x float> %insert, <4 x float> undef, <4 x i32> zeroinitializer
+ %insert1 = insertelement <4 x float> undef, float 3.0, i32 0
br label %for.cond
for.cond:
- %x.0 = phi <4 x float> [ %splat.splat, %entry ], [ %mul, %for.body ]
+ %x.0 = phi <4 x float> [ %splat, %entry ], [ %mul, %for.body ]
%i.0 = phi i32 [ 0, %entry ], [ %inc, %for.body ]
- %1 = load i32, i32 * %n, align 4
- %cmp = icmp ne i32 %i.0, %1
+ %t1 = load i32, i32 * %n, align 4
+ %cmp = icmp ne i32 %i.0, %t1
br i1 %cmp, label %for.body, label %for.end
for.body:
- %2 = extractelement <4 x float> %x.0, i32 1
- store volatile float %2, float * %inout, align 4
- %mul = fmul fast <4 x float> %x.0, <float 0x4002A3D700000000, float 0x4002A3D700000000, float 0x4002A3D700000000, float 0x4002A3D700000000>
+ %t2 = extractelement <4 x float> %x.0, i32 1
+ store volatile float %t2, float * %inout, align 4
+ %mul = fmul <4 x float> %x.0, <float 0x4002A3D700000000, float 0x4002A3D700000000, float 0x4002A3D700000000, float 0x4002A3D700000000>
%inc = add nsw i32 %i.0, 1
br label %for.cond
@@ -28,12 +45,14 @@ for.end:
ret void
}
-; CHECK-LABEL: test_extract_element_fastmath
-; CHECK: fadd fast float
-define float @test_extract_element_fastmath(<4 x float> %x) #0 {
-entry:
- %add = fadd fast <4 x float> %x, <float 0x4002A3D700000000, float 0x4002A3D700000000, float 0x4002A3D700000000, float 0x4002A3D700000000>
- %0 = extractelement <4 x float> %add, i32 2
- ret float %0
+define float @extract_element_constant_index(<4 x float> %x) {
+; CHECK-LABEL: @extract_element_constant_index(
+; CHECK-NEXT: [[R_LHS:%.*]] = extractelement <4 x float> [[X:%.*]], i32 2
+; CHECK-NEXT: [[R:%.*]] = fadd float [[R_LHS]], 0x4002A3D700000000
+; CHECK-NEXT: ret float [[R]]
+;
+ %add = fadd <4 x float> %x, <float 0x4002A3D700000000, float 0x4002A3D700000000, float 0x4002A3D700000000, float 0x4002A3D700000000>
+ %r = extractelement <4 x float> %add, i32 2
+ ret float %r
}
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