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llvm-mirror/test/CodeGen/R600/address-space.ll
Matt Arsenault f045301bf1 R600/SI: Print more immediates in hex format
Print in decimal for inline immediates, and hex otherwise. Use hex
always for offsets in addressing offsets.

This approximately matches what the shader compiler does.

llvm-svn: 206335
2014-04-15 22:32:49 +00:00

35 lines
984 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] }
; FIXME: Extra V_MOV from SGPR to VGPR for second read. The address is
; already in a VGPR after the first read.
; CHECK-LABEL: @do_as_ptr_calcs:
; CHECK: S_LOAD_DWORD [[SREG1:s[0-9]+]],
; CHECK: V_MOV_B32_e32 [[VREG1:v[0-9]+]], [[SREG1]]
; CHECK: DS_READ_B32 v{{[0-9]+}}, [[VREG1]], 0x14
; CHECK: DS_READ_B32 v{{[0-9]+}}, v{{[0-9]+}}, 0xc
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
}