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880d4d037a
The backend assumes pointer in default addr space is 32 bit, which is not true for the new addr space mapping and causes assertion for unresolved functions. This patch fixes that. Differential Revision: https://reviews.llvm.org/D39643 llvm-svn: 317476
70 lines
3.0 KiB
LLVM
70 lines
3.0 KiB
LLVM
; RUN: not llc -march=amdgcn -mtriple=amdgcn---amdgiz -tailcallopt < %s 2>&1 | FileCheck -check-prefix=GCN %s
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; RUN: not llc -march=r600 -mtriple=r600---amdgiz -mcpu=cypress -tailcallopt < %s 2>&1 | FileCheck -check-prefix=R600 %s
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declare i32 @external_function(i32) nounwind
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; GCN-NOT: error
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; R600: in function test_call_external{{.*}}: unsupported call to function external_function
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define amdgpu_kernel void @test_call_external(i32 addrspace(1)* %out, i32 addrspace(1)* %in) {
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%b_ptr = getelementptr i32, i32 addrspace(1)* %in, i32 1
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%a = load i32, i32 addrspace(1)* %in
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%b = load i32, i32 addrspace(1)* %b_ptr
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%c = call i32 @external_function(i32 %b) nounwind
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%result = add i32 %a, %c
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store i32 %result, i32 addrspace(1)* %out
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ret void
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}
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define i32 @defined_function(i32 %x) nounwind noinline {
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%y = add i32 %x, 8
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ret i32 %y
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}
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; GCN-NOT: error
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; R600: in function test_call{{.*}}: unsupported call to function defined_function
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define amdgpu_kernel void @test_call(i32 addrspace(1)* %out, i32 addrspace(1)* %in) {
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%b_ptr = getelementptr i32, i32 addrspace(1)* %in, i32 1
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%a = load i32, i32 addrspace(1)* %in
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%b = load i32, i32 addrspace(1)* %b_ptr
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%c = call i32 @defined_function(i32 %b) nounwind
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%result = add i32 %a, %c
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store i32 %result, i32 addrspace(1)* %out
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ret void
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}
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; GCN: error: <unknown>:0:0: in function test_tail_call i32 (i32 addrspace(1)*, i32 addrspace(1)*): unsupported required tail call to function defined_function
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; R600: in function test_tail_call{{.*}}: unsupported call to function defined_function
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define i32 @test_tail_call(i32 addrspace(1)* %out, i32 addrspace(1)* %in) {
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%b_ptr = getelementptr i32, i32 addrspace(1)* %in, i32 1
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%a = load i32, i32 addrspace(1)* %in
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%b = load i32, i32 addrspace(1)* %b_ptr
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%c = tail call i32 @defined_function(i32 %b)
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ret i32 %c
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}
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declare void @external.varargs(i32, double, i64, ...)
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; GCN: error: <unknown>:0:0: in function test_call_varargs void (): unsupported call to variadic function external.varargs
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; R600: in function test_call_varargs{{.*}}: unsupported call to function external.varargs
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define void @test_call_varargs() {
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call void (i32, double, i64, ...) @external.varargs(i32 42, double 1.0, i64 12, i8 3, i16 1, i32 4, float 1.0, double 2.0)
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ret void
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}
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declare i32 @extern_variadic(...)
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; GCN: in function test_tail_call_bitcast_extern_variadic{{.*}}: unsupported indirect call to function extern_variadic
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; R600: in function test_tail_call_bitcast_extern_variadic{{.*}}: unsupported call to function extern_variadic
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define i32 @test_tail_call_bitcast_extern_variadic(<4 x float> %arg0, <4 x float> %arg1, i32 %arg2) {
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%add = fadd <4 x float> %arg0, %arg1
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%call = tail call i32 bitcast (i32 (...)* @extern_variadic to i32 (<4 x float>)*)(<4 x float> %add)
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ret i32 %call
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}
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; GCN: :0:0: in function test_indirect_call void (void ()*): unsupported indirect call to function <unknown>
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; R600: in function test_indirect_call{{.*}}: unsupported call to function <unknown>
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define void @test_indirect_call(void()* %fptr) {
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call void %fptr()
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ret void
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}
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