diff options
Diffstat (limited to 'test/CodeGen/AMDGPU/unhandled-loop-condition-assertion.ll')
-rw-r--r-- | test/CodeGen/AMDGPU/unhandled-loop-condition-assertion.ll | 115 |
1 files changed, 115 insertions, 0 deletions
diff --git a/test/CodeGen/AMDGPU/unhandled-loop-condition-assertion.ll b/test/CodeGen/AMDGPU/unhandled-loop-condition-assertion.ll new file mode 100644 index 000000000000..036a7e91b47f --- /dev/null +++ b/test/CodeGen/AMDGPU/unhandled-loop-condition-assertion.ll @@ -0,0 +1,115 @@ +; REQUIRES: asserts +; XFAIL: * +; RUN: llc -O0 -verify-machineinstrs -asm-verbose=0 -march=amdgcn -mcpu=SI < %s | FileCheck -check-prefix=SI -check-prefix=COMMON %s +; RUN: llc -O0 -verify-machineinstrs -asm-verbose=0 -march=amdgcn -mcpu=tonga < %s | FileCheck -check-prefix=SI -check-prefix=COMMON %s +; RUN: llc -O0 -verify-machineinstrs -asm-verbose=0 -march=r600 -mcpu=redwood < %s | FileCheck -check-prefix=EG -check-prefix=COMMON %s + +; SI hits an assertion at -O0, evergreen hits a not implemented unreachable. + +; COMMON-LABEL: {{^}}branch_true: +define void @branch_true(i8 addrspace(1)* nocapture %main, i32 %main_stride) #0 { +entry: + br i1 true, label %for.end, label %for.body.lr.ph + +for.body.lr.ph: ; preds = %entry + %add.ptr.sum = shl i32 %main_stride, 1 + %add.ptr1.sum = add i32 %add.ptr.sum, %main_stride + %add.ptr4.sum = shl i32 %main_stride, 2 + br label %for.body + +for.body: ; preds = %for.body, %for.body.lr.ph + %main.addr.011 = phi i8 addrspace(1)* [ %main, %for.body.lr.ph ], [ %add.ptr6, %for.body ] + %0 = bitcast i8 addrspace(1)* %main.addr.011 to i32 addrspace(1)* + %1 = load i32, i32 addrspace(1)* %0, align 4 + %add.ptr = getelementptr inbounds i8, i8 addrspace(1)* %main.addr.011, i32 %main_stride + %2 = bitcast i8 addrspace(1)* %add.ptr to i32 addrspace(1)* + %3 = load i32, i32 addrspace(1)* %2, align 4 + %add.ptr1 = getelementptr inbounds i8, i8 addrspace(1)* %main.addr.011, i32 %add.ptr.sum + %4 = bitcast i8 addrspace(1)* %add.ptr1 to i32 addrspace(1)* + %5 = load i32, i32 addrspace(1)* %4, align 4 + %add.ptr2 = getelementptr inbounds i8, i8 addrspace(1)* %main.addr.011, i32 %add.ptr1.sum + %6 = bitcast i8 addrspace(1)* %add.ptr2 to i32 addrspace(1)* + %7 = load i32, i32 addrspace(1)* %6, align 4 + %add.ptr3 = getelementptr inbounds i8, i8 addrspace(1)* %main.addr.011, i32 %add.ptr4.sum + %8 = bitcast i8 addrspace(1)* %add.ptr3 to i32 addrspace(1)* + %9 = load i32, i32 addrspace(1)* %8, align 4 + %add.ptr6 = getelementptr inbounds i8, i8 addrspace(1)* %main.addr.011, i32 undef + br i1 undef, label %for.end, label %for.body + +for.end: ; preds = %for.body, %entry + ret void +} + +; COMMON-LABEL: {{^}}branch_false: +; SI: .text +; SI-NEXT: s_endpgm +define void @branch_false(i8 addrspace(1)* nocapture %main, i32 %main_stride) #0 { +entry: + br i1 false, label %for.end, label %for.body.lr.ph + +for.body.lr.ph: ; preds = %entry + %add.ptr.sum = shl i32 %main_stride, 1 + %add.ptr1.sum = add i32 %add.ptr.sum, %main_stride + %add.ptr4.sum = shl i32 %main_stride, 2 + br label %for.body + +for.body: ; preds = %for.body, %for.body.lr.ph + %main.addr.011 = phi i8 addrspace(1)* [ %main, %for.body.lr.ph ], [ %add.ptr6, %for.body ] + %0 = bitcast i8 addrspace(1)* %main.addr.011 to i32 addrspace(1)* + %1 = load i32, i32 addrspace(1)* %0, align 4 + %add.ptr = getelementptr inbounds i8, i8 addrspace(1)* %main.addr.011, i32 %main_stride + %2 = bitcast i8 addrspace(1)* %add.ptr to i32 addrspace(1)* + %3 = load i32, i32 addrspace(1)* %2, align 4 + %add.ptr1 = getelementptr inbounds i8, i8 addrspace(1)* %main.addr.011, i32 %add.ptr.sum + %4 = bitcast i8 addrspace(1)* %add.ptr1 to i32 addrspace(1)* + %5 = load i32, i32 addrspace(1)* %4, align 4 + %add.ptr2 = getelementptr inbounds i8, i8 addrspace(1)* %main.addr.011, i32 %add.ptr1.sum + %6 = bitcast i8 addrspace(1)* %add.ptr2 to i32 addrspace(1)* + %7 = load i32, i32 addrspace(1)* %6, align 4 + %add.ptr3 = getelementptr inbounds i8, i8 addrspace(1)* %main.addr.011, i32 %add.ptr4.sum + %8 = bitcast i8 addrspace(1)* %add.ptr3 to i32 addrspace(1)* + %9 = load i32, i32 addrspace(1)* %8, align 4 + %add.ptr6 = getelementptr inbounds i8, i8 addrspace(1)* %main.addr.011, i32 undef + br i1 undef, label %for.end, label %for.body + +for.end: ; preds = %for.body, %entry + ret void +} + +; COMMON-LABEL: {{^}}branch_undef: +; SI: .text +; SI-NEXT: s_endpgm +define void @branch_undef(i8 addrspace(1)* nocapture %main, i32 %main_stride) #0 { +entry: + br i1 undef, label %for.end, label %for.body.lr.ph + +for.body.lr.ph: ; preds = %entry + %add.ptr.sum = shl i32 %main_stride, 1 + %add.ptr1.sum = add i32 %add.ptr.sum, %main_stride + %add.ptr4.sum = shl i32 %main_stride, 2 + br label %for.body + +for.body: ; preds = %for.body, %for.body.lr.ph + %main.addr.011 = phi i8 addrspace(1)* [ %main, %for.body.lr.ph ], [ %add.ptr6, %for.body ] + %0 = bitcast i8 addrspace(1)* %main.addr.011 to i32 addrspace(1)* + %1 = load i32, i32 addrspace(1)* %0, align 4 + %add.ptr = getelementptr inbounds i8, i8 addrspace(1)* %main.addr.011, i32 %main_stride + %2 = bitcast i8 addrspace(1)* %add.ptr to i32 addrspace(1)* + %3 = load i32, i32 addrspace(1)* %2, align 4 + %add.ptr1 = getelementptr inbounds i8, i8 addrspace(1)* %main.addr.011, i32 %add.ptr.sum + %4 = bitcast i8 addrspace(1)* %add.ptr1 to i32 addrspace(1)* + %5 = load i32, i32 addrspace(1)* %4, align 4 + %add.ptr2 = getelementptr inbounds i8, i8 addrspace(1)* %main.addr.011, i32 %add.ptr1.sum + %6 = bitcast i8 addrspace(1)* %add.ptr2 to i32 addrspace(1)* + %7 = load i32, i32 addrspace(1)* %6, align 4 + %add.ptr3 = getelementptr inbounds i8, i8 addrspace(1)* %main.addr.011, i32 %add.ptr4.sum + %8 = bitcast i8 addrspace(1)* %add.ptr3 to i32 addrspace(1)* + %9 = load i32, i32 addrspace(1)* %8, align 4 + %add.ptr6 = getelementptr inbounds i8, i8 addrspace(1)* %main.addr.011, i32 undef + br i1 undef, label %for.end, label %for.body + +for.end: ; preds = %for.body, %entry + ret void +} + +attributes #0 = { nounwind } |