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llvm-mirror/test/CodeGen/AMDGPU/extload-align.ll
Matt Arsenault dd9ab77318 AMDGPU: Mark all unspecified CC functions in tests as amdgpu_kernel
Currently the default C calling convention functions are treated
the same as compute kernels. Make this explicit so the default
calling convention can be changed to a non-kernel.

Converted with perl -pi -e 's/define void/define amdgpu_kernel void/'
on the relevant test directories (and undoing in one place that actually
wanted a non-kernel).

llvm-svn: 298444
2017-03-21 21:39:51 +00:00

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LLVM

; RUN: llc -debug-only=misched -march=amdgcn -verify-machineinstrs %s -o - 2>&1| FileCheck -check-prefix=SI-NOHSA -check-prefix=FUNC -check-prefix=DEBUG %s
; REQUIRES: asserts
; Verify that the extload generated from %eval has the default
; alignment size (2) corresponding to the underlying memory size (i16)
; size and not 4 corresponding to the sign-extended size (i32).
; DEBUG: {{^}}# Machine code for function extload_align:
; DEBUG: mem:LD2[<unknown>]{{[^(]}}
; DEBUG: {{^}}# End machine code for function extload_align.
define amdgpu_kernel void @extload_align(i32* %out, i32 %index) #0 {
%v0 = alloca [4 x i16]
%a1 = getelementptr inbounds [4 x i16], [4 x i16]* %v0, i32 0, i32 0
%a2 = getelementptr inbounds [4 x i16], [4 x i16]* %v0, i32 0, i32 1
store i16 0, i16* %a1
store i16 1, i16* %a2
%a = getelementptr inbounds [4 x i16], [4 x i16]* %v0, i32 0, i32 %index
%val = load i16, i16* %a
%eval = sext i16 %val to i32
store i32 %eval, i32* %out
ret void
}