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[SCEV] Un-grep'ify tests; NFC

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@277861 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Sanjoy Das 2016-08-05 20:33:49 +00:00
parent ffccedb490
commit 549a67c20d
2 changed files with 50 additions and 42 deletions
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33
test/Analysis/ScalarEvolution/sext-inreg.ll
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@ -1,28 +1,33 @@
; RUN: opt < %s -analyze -scalar-evolution > %t
; RUN: grep "sext i57 {0,+,199}<%bb> to i64" %t | count 1
; RUN: grep "sext i59 {0,+,199}<%bb> to i64" %t | count 1
; RUN: opt < %s -analyze -scalar-evolution | FileCheck %s
target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128"
target triple = "i386-apple-darwin9.6"
define i64 @foo(i64* nocapture %x, i64 %n) nounwind {
; CHECK-LABEL: Classifying expressions for: @foo
entry:
%t0 = icmp sgt i64 %n, 0 ; <i1> [#uses=1]
%t0 = icmp sgt i64 %n, 0
br i1 %t0, label %bb, label %return
bb: ; preds = %bb, %entry
%i.01 = phi i64 [ 0, %entry ], [ %indvar.next, %bb ] ; <i32> [#uses=2]
%t1 = shl i64 %i.01, 7 ; <i32> [#uses=1]
%t2 = ashr i64 %t1, 7 ; <i32> [#uses=1]
%s1 = shl i64 %i.01, 5 ; <i32> [#uses=1]
%s2 = ashr i64 %s1, 5 ; <i32> [#uses=1]
%t3 = getelementptr i64, i64* %x, i64 %i.01 ; <i64*> [#uses=1]
bb:
%i.01 = phi i64 [ 0, %entry ], [ %indvar.next, %bb ]
%t1 = shl i64 %i.01, 7
%t2 = ashr i64 %t1, 7
; CHECK: %t2 = ashr i64 %t1, 7
; CHECK-NEXT: sext i57 {0,+,199}<%bb> to i64
; CHECK-NOT: i57
; CHECK: %s2 = ashr i64 %s1, 5
; CHECK-NEXT: sext i59 {0,+,199}<%bb> to i64
; CHECK-NOT: i59
%s1 = shl i64 %i.01, 5
%s2 = ashr i64 %s1, 5
%t3 = getelementptr i64, i64* %x, i64 %i.01
store i64 0, i64* %t3, align 1
%indvar.next = add i64 %i.01, 199 ; <i32> [#uses=2]
%exitcond = icmp eq i64 %indvar.next, %n ; <i1> [#uses=1]
%indvar.next = add i64 %i.01, 199
%exitcond = icmp eq i64 %indvar.next, %n
br i1 %exitcond, label %return, label %bb
return: ; preds = %bb, %entry
return:
%p = phi i64 [ 0, %entry ], [ %t2, %bb ]
%q = phi i64 [ 0, %entry ], [ %s2, %bb ]
%v = xor i64 %p, %q

59
test/Analysis/ScalarEvolution/trip-count5.ll
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@ -1,6 +1,4 @@
; RUN: opt < %s -analyze -scalar-evolution > %t
; RUN: grep sext %t | count 2
; RUN: not grep "(sext" %t
; RUN: opt < %s -analyze -scalar-evolution | FileCheck %s
; ScalarEvolution should be able to compute a maximum trip count
; value sufficient to fold away both sext casts.
@ -8,41 +6,46 @@
target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128"
define float @t(float* %pTmp1, float* %peakWeight, float* %nrgReducePeakrate, i32 %bim) nounwind {
; CHECK-LABEL: Classifying expressions for: @t
entry:
%tmp3 = load float, float* %peakWeight, align 4 ; <float> [#uses=2]
%tmp2538 = icmp sgt i32 %bim, 0 ; <i1> [#uses=1]
%tmp3 = load float, float* %peakWeight, align 4
%tmp2538 = icmp sgt i32 %bim, 0
br i1 %tmp2538, label %bb.nph, label %bb4
bb.nph: ; preds = %entry
bb.nph:
br label %bb
bb: ; preds = %bb1, %bb.nph
%distERBhi.036 = phi float [ %tmp10, %bb1 ], [ 0.000000e+00, %bb.nph ] ; <float> [#uses=1]
%hiPart.035 = phi i32 [ %tmp12, %bb1 ], [ 0, %bb.nph ] ; <i32> [#uses=2]
%peakCount.034 = phi float [ %tmp19, %bb1 ], [ %tmp3, %bb.nph ] ; <float> [#uses=1]
%tmp6 = sext i32 %hiPart.035 to i64 ; <i64> [#uses=1]
%tmp7 = getelementptr float, float* %pTmp1, i64 %tmp6 ; <float*> [#uses=1]
%tmp8 = load float, float* %tmp7, align 4 ; <float> [#uses=1]
%tmp10 = fadd float %tmp8, %distERBhi.036 ; <float> [#uses=3]
%tmp12 = add i32 %hiPart.035, 1 ; <i32> [#uses=3]
%tmp15 = sext i32 %tmp12 to i64 ; <i64> [#uses=1]
%tmp16 = getelementptr float, float* %peakWeight, i64 %tmp15 ; <float*> [#uses=1]
%tmp17 = load float, float* %tmp16, align 4 ; <float> [#uses=1]
%tmp19 = fadd float %tmp17, %peakCount.034 ; <float> [#uses=2]
bb:
%distERBhi.036 = phi float [ %tmp10, %bb1 ], [ 0.000000e+00, %bb.nph ]
%hiPart.035 = phi i32 [ %tmp12, %bb1 ], [ 0, %bb.nph ]
%peakCount.034 = phi float [ %tmp19, %bb1 ], [ %tmp3, %bb.nph ]
%tmp6 = sext i32 %hiPart.035 to i64
%tmp7 = getelementptr float, float* %pTmp1, i64 %tmp6
; CHECK: %tmp6 = sext i32 %hiPart.035 to i64
; CHECK-NEXT: --> {0,+,1}<nuw><nsw><%bb>
%tmp8 = load float, float* %tmp7, align 4
%tmp10 = fadd float %tmp8, %distERBhi.036
%tmp12 = add i32 %hiPart.035, 1
%tmp15 = sext i32 %tmp12 to i64
%tmp16 = getelementptr float, float* %peakWeight, i64 %tmp15
; CHECK: %tmp15 = sext i32 %tmp12 to i64
; CHECK-NEXT: --> {1,+,1}<nuw><nsw><%bb>
%tmp17 = load float, float* %tmp16, align 4
%tmp19 = fadd float %tmp17, %peakCount.034
br label %bb1
bb1: ; preds = %bb
%tmp21 = fcmp olt float %tmp10, 2.500000e+00 ; <i1> [#uses=1]
%tmp25 = icmp slt i32 %tmp12, %bim ; <i1> [#uses=1]
%tmp27 = and i1 %tmp21, %tmp25 ; <i1> [#uses=1]
bb1:
%tmp21 = fcmp olt float %tmp10, 2.500000e+00
%tmp25 = icmp slt i32 %tmp12, %bim
%tmp27 = and i1 %tmp21, %tmp25
br i1 %tmp27, label %bb, label %bb1.bb4_crit_edge
bb1.bb4_crit_edge: ; preds = %bb1
bb1.bb4_crit_edge:
br label %bb4
bb4: ; preds = %bb1.bb4_crit_edge, %entry
%distERBhi.0.lcssa = phi float [ %tmp10, %bb1.bb4_crit_edge ], [ 0.000000e+00, %entry ] ; <float> [#uses=1]
%peakCount.0.lcssa = phi float [ %tmp19, %bb1.bb4_crit_edge ], [ %tmp3, %entry ] ; <float> [#uses=1]
%tmp31 = fdiv float %peakCount.0.lcssa, %distERBhi.0.lcssa ; <float> [#uses=1]
bb4:
%distERBhi.0.lcssa = phi float [ %tmp10, %bb1.bb4_crit_edge ], [ 0.000000e+00, %entry ]
%peakCount.0.lcssa = phi float [ %tmp19, %bb1.bb4_crit_edge ], [ %tmp3, %entry ]
%tmp31 = fdiv float %peakCount.0.lcssa, %distERBhi.0.lcssa
ret float %tmp31
}