forked from OSchip/llvm-project
19 lines
646 B
LLVM
19 lines
646 B
LLVM
; RUN: llc < %s -march=bpfel -mattr=+alu32 -verify-machineinstrs | FileCheck %s
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; RUN: llc < %s -march=bpfeb -mattr=+alu32 -verify-machineinstrs | FileCheck %s
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; Test that %w works as input constraint
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; CHECK-LABEL: test_inlineasm_w_input_constraint
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define dso_local i32 @test_inlineasm_w_input_constraint() {
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tail call void asm sideeffect "w0 = $0", "w"(i32 42)
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; CHECK: w0 = w1
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ret i32 42
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}
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; Test that %w works as output constraint
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; CHECK-LABEL: test_inlineasm_w_output_constraint
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define dso_local i32 @test_inlineasm_w_output_constraint() {
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%1 = tail call i32 asm sideeffect "$0 = $1", "=w,i"(i32 42)
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; CHECK: w0 = 42
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ret i32 %1
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}
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