22 lines
790 B
LLVM
22 lines
790 B
LLVM
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mcpu=generic | FileCheck %s
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;
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; Verify that pass 'Constant Hoisting' is not run on optnone functions.
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; Without optnone, Pass 'Constant Hoisting' would firstly hoist
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; constant 0xBEEBEEBEC, and then rebase the other constant
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; (i.e. constant 0xBEEBEEBF4) with respect to the previous one.
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; With optnone, we check that constants are not coalesced.
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define i64 @constant_hoisting_optnone() #0 {
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; CHECK-LABEL: @constant_hoisting_optnone
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; CHECK-DAG: movabsq {{.*#+}} imm = 0xBEEBEEBF4
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; CHECK-DAG: movabsq {{.*#+}} imm = 0xBEEBEEBEC
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; CHECK: ret
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entry:
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%0 = load i64, i64* inttoptr (i64 51250129900 to i64*)
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%1 = load i64, i64* inttoptr (i64 51250129908 to i64*)
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%2 = add i64 %0, %1
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ret i64 %2
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}
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attributes #0 = { optnone noinline }
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