29 lines
954 B
LLVM
29 lines
954 B
LLVM
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; RUN: llc < %s -O0 -march=nvptx64 -mcpu=sm_20 | FileCheck %s
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; CHECK-LABEL: .visible .func (.param .align 16 .b8 func_retval0[16]) callee(
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define i128 @callee(i128) {
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; CHECK: ld.param.v2.u64 {%[[REG0:rd[0-9]+]], %[[REG1:rd[0-9]+]]}, [callee_param_0];
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; CHECK: st.param.v2.b64 [func_retval0+0], {%[[REG0]], %[[REG1]]}
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ret i128 %0
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}
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; CHECK-LABEL: .visible .func caller(
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define void @caller(i128, i128*) {
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start:
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; CHECK-DAG: ld.param.v2.u64 {%[[REG0:rd[0-9]+]], %[[REG1:rd[0-9]+]]}, [caller_param_0];
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; CHECK-DAG: ld.param.u64 %[[OUT:rd[0-9]+]], [caller_param_1];
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; CHECK: { // callseq 0, 0
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; CHECK: .param .align 16 .b8 retval0[16];
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; CHECK: call.uni (retval0),
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; CHECK: ld.param.v2.b64 {%[[REG2:rd[0-9]+]], %[[REG3:rd[0-9]+]]}, [retval0+0];
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; CHECK: } // callseq 0
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%a = call i128 @callee(i128 %0)
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; CHECK-DAG: st.u64 [%[[OUT]]], %[[REG2]];
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; CHECK-DAG: st.u64 [%[[OUT]]+8], %[[REG3]];
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store i128 %a, i128* %1
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ret void
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}
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