Files
clang-p2996/llvm/test/Analysis/DivergenceAnalysis/AMDGPU/kernel-args.ll
Tom Stellard ffc1a5aef7 AMDGPU/SI: Fix implemenation of isSourceOfDivergence() for graphics shaders
Summary:
The analysis of shader inputs was completely wrong.  We were passing the
wrong index to AttributeSet::hasAttribute() and the logic for which
inputs where in SGPRs was wrong too.

Reviewers: arsenm

Subscribers: arsenm, llvm-commits

Differential Revision: http://reviews.llvm.org/D15608

llvm-svn: 256082
2015-12-19 02:54:15 +00:00

17 lines
484 B
LLVM

; RUN: opt %s -mtriple amdgcn-- -analyze -divergence | FileCheck %s
; CHECK: DIVERGENT:
; CHECK-NOT: %arg0
; CHECK-NOT: %arg1
; CHECK-NOT; %arg2
; CHECK: <2 x i32> %arg3
; CHECK: DIVERGENT: <3 x i32> %arg4
; CHECK: DIVERGENT: float %arg5
; CHECK: DIVERGENT: i32 %arg6
define void @main([4 x <16 x i8>] addrspace(2)* byval %arg0, float inreg %arg1, i32 inreg %arg2, <2 x i32> %arg3, <3 x i32> %arg4, float %arg5, i32 %arg6) #0 {
ret void
}
attributes #0 = { "ShaderType"="0" }