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- ; RUN: opt < %s -constprop -die -S | FileCheck %s
- 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-n8:16:32:64-S128"
- target triple = "x86_64-apple-macosx10.7.2"
- ; This is a basic sanity check for constant propagation. The add instruction
- ; should be eliminated.
- define i32 @test1(i1 %B) {
- br i1 %B, label %BB1, label %BB2
- BB1:
- %Val = add i32 0, 0
- br label %BB3
- BB2:
- br label %BB3
- BB3:
- ; CHECK-LABEL: @test1(
- ; CHECK: %Ret = phi i32 [ 0, %BB1 ], [ 1, %BB2 ]
- %Ret = phi i32 [ %Val, %BB1 ], [ 1, %BB2 ]
- ret i32 %Ret
- }
- ; PR6197
- define i1 @test2(i8* %f) nounwind {
- entry:
- %V = icmp ne i8* blockaddress(@test2, %bb), null
- br label %bb
- bb:
- ret i1 %V
-
- ; CHECK-LABEL: @test2(
- ; CHECK: ret i1 true
- }
- define i1 @TNAN() {
- ; CHECK-LABEL: @TNAN(
- ; CHECK: ret i1 true
- %A = fcmp uno double 0x7FF8000000000000, 1.000000e+00
- %B = fcmp uno double 1.230000e+02, 1.000000e+00
- %C = or i1 %A, %B
- ret i1 %C
- }
- define i128 @vector_to_int_cast() {
- %A = bitcast <4 x i32> <i32 1073741824, i32 1073741824, i32 1073741824, i32 1073741824> to i128
- ret i128 %A
- ; CHECK-LABEL: @vector_to_int_cast(
- ; CHECK: ret i128 85070591750041656499021422275829170176
- }
-
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