llvm-6502/test/CodeGen/R600/address-space.ll
Matt Arsenault ce8e4647bf Teach CodeGenPrepare about address spaces
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@190112 91177308-0d34-0410-b5e6-96231b3b80d8
2013-09-06 00:18:43 +00:00

31 lines
790 B
LLVM

; RUN: llc -march=r600 -mcpu=SI < %s | FileCheck %s
; Test that codegenprepare understands address space sizes
%struct.foo = type { [3 x float], [3 x float] }
; CHECK-LABEL: @do_as_ptr_calcs:
; CHECK: V_ADD_I32_e64 {{VGPR[0-9]+}},
; CHECK: V_ADD_I32_e64 [[REG1:VGPR[0-9]+]],
; CHECK: DS_READ_B32 [[REG1]],
define void @do_as_ptr_calcs(%struct.foo addrspace(3)* nocapture %ptr) nounwind {
entry:
%x = getelementptr inbounds %struct.foo addrspace(3)* %ptr, i32 0, i32 1, i32 0
%y = getelementptr inbounds %struct.foo addrspace(3)* %ptr, i32 0, i32 1, i32 2
br label %bb32
bb32:
%a = load float addrspace(3)* %x, align 4
%b = load float addrspace(3)* %y, align 4
%cmp = fcmp one float %a, %b
br i1 %cmp, label %bb34, label %bb33
bb33:
unreachable
bb34:
unreachable
}