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https://github.com/c64scene-ar/llvm-6502.git
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Remove tests: indvars trivially preserves GEPs now.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@153258 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Andrew Trick
parent
3730a8592d
commit
f6399a65f0
@ -1,68 +0,0 @@
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; RUN: opt < %s -indvars -S -enable-iv-rewrite | FileCheck %s
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; CHECK: define void @foo
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; CHECK: mul
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; CHECK: mul
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; CHECK: mul
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; CHECK: add
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; CHECK: sub
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; CHECK: define void @bar
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; CHECK: mul
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; CHECK: mul
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; CHECK: mul
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; CHECK: add
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; CHECK: sub
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define void @foo(i64 %n, i64 %m, i64 %o, double* nocapture %p) nounwind {
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entry:
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%tmp = icmp sgt i64 %n, 0 ; <i1> [#uses=1]
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br i1 %tmp, label %bb.nph, label %return
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bb.nph: ; preds = %entry
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%tmp1 = mul i64 %n, 37 ; <i64> [#uses=1]
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%tmp2 = mul i64 %tmp1, %m ; <i64> [#uses=1]
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%tmp3 = mul i64 %tmp2, %o ; <i64> [#uses=1]
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br label %bb
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bb: ; preds = %bb, %bb.nph
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%i.01 = phi i64 [ %tmp3, %bb.nph ], [ %tmp13, %bb ] ; <i64> [#uses=3]
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%tmp9 = getelementptr double* %p, i64 %i.01 ; <double*> [#uses=1]
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%tmp10 = load double* %tmp9, align 8 ; <double> [#uses=1]
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%tmp11 = fdiv double %tmp10, 2.100000e+00 ; <double> [#uses=1]
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store double %tmp11, double* %tmp9, align 8
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%tmp13 = add i64 %i.01, 1 ; <i64> [#uses=2]
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%tmp14 = icmp slt i64 %tmp13, %n ; <i1> [#uses=1]
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br i1 %tmp14, label %bb, label %return.loopexit
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return.loopexit: ; preds = %bb
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br label %return
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return: ; preds = %return.loopexit, %entry
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ret void
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}
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define void @bar(i64 %n, i64 %m, i64 %o, i64 %q, double* nocapture %p) nounwind {
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entry:
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%tmp = icmp sgt i64 %n, 0 ; <i1> [#uses=1]
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br i1 %tmp, label %bb.nph, label %return
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bb.nph: ; preds = %entry
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%tmp1 = mul i64 %n, %q ; <i64> [#uses=1]
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%tmp2 = mul i64 %tmp1, %m ; <i64> [#uses=1]
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%tmp3 = mul i64 %tmp2, %o ; <i64> [#uses=1]
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br label %bb
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bb: ; preds = %bb, %bb.nph
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%i.01 = phi i64 [ %tmp3, %bb.nph ], [ %tmp13, %bb ] ; <i64> [#uses=3]
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%tmp9 = getelementptr double* %p, i64 %i.01 ; <double*> [#uses=1]
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%tmp10 = load double* %tmp9, align 8 ; <double> [#uses=1]
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%tmp11 = fdiv double %tmp10, 2.100000e+00 ; <double> [#uses=1]
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store double %tmp11, double* %tmp9, align 8
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%tmp13 = add i64 %i.01, 1 ; <i64> [#uses=2]
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%tmp14 = icmp slt i64 %tmp13, %n ; <i1> [#uses=1]
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br i1 %tmp14, label %bb, label %return.loopexit
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return.loopexit: ; preds = %bb
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br label %return
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return: ; preds = %return.loopexit, %entry
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ret void
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}
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@ -1,76 +0,0 @@
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; RUN: opt < %s -indvars -S -enable-iv-rewrite | FileCheck %s
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; No explicit integer multiplications!
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; No i8* arithmetic or pointer casting anywhere!
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; CHECK-NOT: = {{= mul|i8\*|bitcast|inttoptr|ptrtoint}}
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; Exactly one getelementptr for each load+store.
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; Each getelementptr using %struct.Q* %s as a base and not i8*.
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; CHECK: getelementptr %struct.Q* %s,
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; CHECK: getelementptr %struct.Q* %s,
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; CHECK: getelementptr %struct.Q* %s,
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; CHECK: getelementptr %struct.Q* %s,
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; CHECK: getelementptr %struct.Q* %s,
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; CHECK: getelementptr %struct.Q* %s,
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; CHECK-NOT: = {{= mul|i8\*|bitcast|inttoptr|ptrtoint}}
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; FIXME: This test should pass with or without TargetData. Until opt
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; supports running tests without targetdata, just hardware this in.
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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-n32:64"
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%struct.Q = type { [10 x %struct.N] }
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%struct.N = type { %struct.S }
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%struct.S = type { [100 x double], [100 x double] }
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define void @foo(%struct.Q* %s, i64 %n) nounwind {
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entry:
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br label %bb1
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bb1:
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%i = phi i64 [ 2, %entry ], [ %i.next, %bb ]
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%j = phi i64 [ 0, %entry ], [ %j.next, %bb ]
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%t5 = icmp slt i64 %i, %n
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br i1 %t5, label %bb, label %return
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bb:
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%t0 = getelementptr inbounds %struct.Q* %s, i64 0, i32 0, i64 0, i32 0, i32 0, i64 %i
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%t1 = load double* %t0, align 8
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%t2 = fmul double %t1, 3.200000e+00
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%t3 = getelementptr inbounds %struct.Q* %s, i64 0, i32 0, i64 0, i32 0, i32 0, i64 %i
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store double %t2, double* %t3, align 8
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%s0 = getelementptr inbounds %struct.Q* %s, i64 13, i32 0, i64 7, i32 0, i32 1, i64 %i
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%s1 = load double* %s0, align 8
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%s2 = fmul double %s1, 3.200000e+00
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%s3 = getelementptr inbounds %struct.Q* %s, i64 13, i32 0, i64 7, i32 0, i32 1, i64 %i
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store double %s2, double* %s3, align 8
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%u0 = getelementptr inbounds %struct.Q* %s, i64 0, i32 0, i64 7, i32 0, i32 1, i64 %j
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%u1 = load double* %u0, align 8
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%u2 = fmul double %u1, 3.200000e+00
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%u3 = getelementptr inbounds %struct.Q* %s, i64 0, i32 0, i64 7, i32 0, i32 1, i64 %j
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store double %u2, double* %u3, align 8
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%v0 = getelementptr inbounds %struct.Q* %s, i64 0, i32 0, i64 0, i32 0, i32 1, i64 %i
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%v1 = load double* %v0, align 8
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%v2 = fmul double %v1, 3.200000e+00
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%v3 = getelementptr inbounds %struct.Q* %s, i64 0, i32 0, i64 0, i32 0, i32 1, i64 %i
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store double %v2, double* %v3, align 8
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%w0 = getelementptr inbounds %struct.Q* %s, i64 0, i32 0, i64 0, i32 0, i32 0, i64 %j
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%w1 = load double* %w0, align 8
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%w2 = fmul double %w1, 3.200000e+00
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%w3 = getelementptr inbounds %struct.Q* %s, i64 0, i32 0, i64 0, i32 0, i32 0, i64 %j
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store double %w2, double* %w3, align 8
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%x0 = getelementptr inbounds %struct.Q* %s, i64 0, i32 0, i64 3, i32 0, i32 0, i64 %i
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%x1 = load double* %x0, align 8
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%x2 = fmul double %x1, 3.200000e+00
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%x3 = getelementptr inbounds %struct.Q* %s, i64 0, i32 0, i64 3, i32 0, i32 0, i64 %i
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store double %x2, double* %x3, align 8
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%i.next = add i64 %i, 1
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%j.next = add i64 %j, 1
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br label %bb1
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return:
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ret void
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}
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@ -1,20 +0,0 @@
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; RUN: opt < %s -indvars -S -enable-iv-rewrite | FileCheck %s
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; CHECK: %p.2.ip.1 = getelementptr [3 x [3 x double]]* %p, i64 2, i64 %0, i64 1
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target datalayout = "E-p:64:64:64-a0:0:8-f32:32:32-f64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-v64:64:64-v128:128:128-n32:64"
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; Indvars shouldn't expand this to
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; %p.2.ip.1 = getelementptr [3 x [3 x double]]* %p, i64 0, i64 %tmp, i64 19
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; or something. That's valid, but more obscure.
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define void @foo([3 x [3 x double]]* noalias %p) nounwind {
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entry:
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br label %loop
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loop:
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%i = phi i64 [ 0, %entry ], [ %i.next, %loop ]
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%ip = add i64 %i, 1
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%p.2.ip.1 = getelementptr [3 x [3 x double]]* %p, i64 2, i64 %ip, i64 1
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store volatile double 0.0, double* %p.2.ip.1
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%i.next = add i64 %i, 1
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br label %loop
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}
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@ -1,39 +0,0 @@
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; RUN: opt < %s -indvars -S -enable-iv-rewrite | FileCheck %s
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; CHECK-NOT: {{ptrtoint|inttoptr}}
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; CHECK: getelementptr
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; CHECK-NOT: {{ptrtoint|inttoptr|getelementptr}}
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; Indvars shouldn't leave getelementptrs expanded out as
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; inttoptr+ptrtoint in its output in common cases.
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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-n32:64"
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target triple = "x86_64-unknown-linux-gnu"
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%struct.Foo = type { i32, i32, [10 x i32], i32 }
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define void @me(%struct.Foo* nocapture %Bar) nounwind {
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entry:
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br i1 false, label %return, label %bb.nph
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bb.nph: ; preds = %entry
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br label %bb
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bb: ; preds = %bb1, %bb.nph
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%i.01 = phi i64 [ %4, %bb1 ], [ 0, %bb.nph ] ; <i64> [#uses=3]
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%0 = getelementptr %struct.Foo* %Bar, i64 %i.01, i32 2, i64 3 ; <i32*> [#uses=1]
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%1 = load i32* %0, align 4 ; <i32> [#uses=1]
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%2 = mul i32 %1, 113 ; <i32> [#uses=1]
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%3 = getelementptr %struct.Foo* %Bar, i64 %i.01, i32 2, i64 3 ; <i32*> [#uses=1]
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store i32 %2, i32* %3, align 4
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%4 = add i64 %i.01, 1 ; <i64> [#uses=2]
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br label %bb1
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bb1: ; preds = %bb
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%phitmp = icmp sgt i64 %4, 19999 ; <i1> [#uses=1]
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br i1 %phitmp, label %bb1.return_crit_edge, label %bb
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bb1.return_crit_edge: ; preds = %bb1
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br label %return
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return: ; preds = %bb1.return_crit_edge, %entry
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ret void
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}
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