24 lines
627 B
LLVM
24 lines
627 B
LLVM
; RUN: llc < %s -march=nvptx -mcpu=sm_20 -verify-machineinstrs | FileCheck %s
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target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v16:16:16-v32:32:32-v64:64:64-v128:128:128-n16:32:64"
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; CHECK: .visible .func (.param .b32 func_retval0) callee
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define i8 @callee(i8 %a) {
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; CHECK: ld.param.u8
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%ret = add i8 %a, 42
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; CHECK: st.param.b32
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ret i8 %ret
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}
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; CHECK: .visible .func caller
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define void @caller(i8* %a) {
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; CHECK: ld.u8
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%val = load i8, i8* %a
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%ret = tail call i8 @callee(i8 %val)
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; CHECK: ld.param.b32
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store i8 %ret, i8* %a
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ret void
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}
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