| ; RUN: llc < %s -O0 -march=nvptx64 -mcpu=sm_20 | FileCheck %s |
| ; RUN: %if ptxas %{ llc < %s -O0 -march=nvptx64 -mcpu=sm_20 | %ptxas-verify %} |
| |
| ; CHECK-LABEL: .visible .func callee( |
| ; CHECK-NEXT: .param .align 16 .b8 callee_param_0[16], |
| ; CHECK-NEXT: .param .align 16 .b8 callee_param_1[16], |
| define void @callee(i128, i128, ptr) { |
| ; CHECK-DAG: ld.param.v2.u64 {%[[REG0:rd[0-9]+]], %[[REG1:rd[0-9]+]]}, [callee_param_0]; |
| ; CHECK-DAG: ld.param.v2.u64 {%[[REG2:rd[0-9]+]], %[[REG3:rd[0-9]+]]}, [callee_param_1]; |
| |
| ; CHECK: mul.lo.s64 %[[REG4:rd[0-9]+]], %[[REG0]], %[[REG3]]; |
| ; CHECK-NEXT: mul.hi.u64 %[[REG5:rd[0-9]+]], %[[REG0]], %[[REG2]]; |
| ; CHECK-NEXT: add.s64 %[[REG6:rd[0-9]+]], %[[REG5]], %[[REG4]]; |
| ; CHECK-NEXT: mul.lo.s64 %[[REG7:rd[0-9]+]], %[[REG1]], %[[REG2]]; |
| ; CHECK-NEXT: add.s64 %[[REG8:rd[0-9]+]], %[[REG6]], %[[REG7]]; |
| ; CHECK-NEXT: mul.lo.s64 %[[REG9:rd[0-9]+]], %[[REG0]], %[[REG2]]; |
| %a = mul i128 %0, %1 |
| |
| store i128 %a, ptr %2 |
| ret void |
| } |
| |
| ; CHECK-LABEL: .visible .entry caller_kernel( |
| ; CHECK-NEXT: .param .align 16 .b8 caller_kernel_param_0[16], |
| ; CHECK-NEXT: .param .align 16 .b8 caller_kernel_param_1[16], |
| define ptx_kernel void @caller_kernel(i128, i128, ptr) { |
| start: |
| ; CHECK-DAG: ld.param.v2.u64 {%[[REG0:rd[0-9]+]], %[[REG1:rd[0-9]+]]}, [caller_kernel_param_0]; |
| ; CHECK-DAG: ld.param.v2.u64 {%[[REG2:rd[0-9]+]], %[[REG3:rd[0-9]+]]}, [caller_kernel_param_1]; |
| |
| ; CHECK: { // callseq [[CALLSEQ_ID:[0-9]]], 0 |
| ; CHECK: .param .align 16 .b8 param0[16]; |
| ; CHECK-NEXT: st.param.v2.b64 [param0+0], {%[[REG0]], %[[REG1]]} |
| ; CHECK: .param .align 16 .b8 param1[16]; |
| ; CHECK-NEXT: st.param.v2.b64 [param1+0], {%[[REG2]], %[[REG3]]} |
| ; CHECK: } // callseq [[CALLSEQ_ID]] |
| call void @callee(i128 %0, i128 %1, ptr %2) |
| |
| ret void |
| } |
| |
| ; CHECK-LABEL: .visible .func caller_func( |
| ; CHECK-NEXT: .param .align 16 .b8 caller_func_param_0[16], |
| ; CHECK-NEXT: .param .align 16 .b8 caller_func_param_1[16], |
| define void @caller_func(i128, i128, ptr) { |
| start: |
| ; CHECK-DAG: ld.param.v2.u64 {%[[REG0:rd[0-9]+]], %[[REG1:rd[0-9]+]]}, [caller_func_param_0] |
| ; CHECK-DAG: ld.param.v2.u64 {%[[REG2:rd[0-9]+]], %[[REG3:rd[0-9]+]]}, [caller_func_param_1] |
| |
| ; CHECK: { // callseq [[CALLSEQ_ID:[0-9]]], 0 |
| ; CHECK: .param .align 16 .b8 param0[16]; |
| ; CHECK: st.param.v2.b64 [param0+0], {%[[REG0]], %[[REG1]]} |
| ; CHECK: .param .align 16 .b8 param1[16]; |
| ; CHECK: st.param.v2.b64 [param1+0], {%[[REG2]], %[[REG3]]} |
| ; CHECK: } // callseq [[CALLSEQ_ID]] |
| call void @callee(i128 %0, i128 %1, ptr %2) |
| |
| ret void |
| } |