31 lines
1.1 KiB
LLVM
31 lines
1.1 KiB
LLVM
; RUN: opt -S -consthoist < %s | FileCheck %s
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; RUN: opt -S -passes='consthoist' < %s | FileCheck %s
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target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
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target triple = "x86_64-apple-macosx10.9.0"
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; Check if the materialization of the constant and the cast instruction are
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; inserted in the correct order.
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define i32 @cast_inst_test() {
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; CHECK-LABEL: @cast_inst_test
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; CHECK: %const = bitcast i64 4646526064 to i64
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; CHECK: %1 = inttoptr i64 %const to i32*
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; CHECK: %v0 = load i32, i32* %1, align 16
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; CHECK: %const_mat = add i64 %const, 16
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; CHECK-NEXT: %2 = inttoptr i64 %const_mat to i32*
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; CHECK-NEXT: %v1 = load i32, i32* %2, align 16
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; CHECK: %const_mat1 = add i64 %const, 32
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; CHECK-NEXT: %3 = inttoptr i64 %const_mat1 to i32*
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; CHECK-NEXT: %v2 = load i32, i32* %3, align 16
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%a0 = inttoptr i64 4646526064 to i32*
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%v0 = load i32, i32* %a0, align 16
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%a1 = inttoptr i64 4646526080 to i32*
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%v1 = load i32, i32* %a1, align 16
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%a2 = inttoptr i64 4646526096 to i32*
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%v2 = load i32, i32* %a2, align 16
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%r0 = add i32 %v0, %v1
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%r1 = add i32 %r0, %v2
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ret i32 %r1
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}
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