mirror of
				https://github.com/c64scene-ar/llvm-6502.git
				synced 2025-11-04 05:17:07 +00:00 
			
		
		
		
	Essentially the same as the GEP change in r230786.
A similar migration script can be used to update test cases, though a few more
test case improvements/changes were required this time around: (r229269-r229278)
import fileinput
import sys
import re
pat = re.compile(r"((?:=|:|^)\s*load (?:atomic )?(?:volatile )?(.*?))(| addrspace\(\d+\) *)\*($| *(?:%|@|null|undef|blockaddress|getelementptr|addrspacecast|bitcast|inttoptr|\[\[[a-zA-Z]|\{\{).*$)")
for line in sys.stdin:
  sys.stdout.write(re.sub(pat, r"\1, \2\3*\4", line))
Reviewers: rafael, dexonsmith, grosser
Differential Revision: http://reviews.llvm.org/D7649
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@230794 91177308-0d34-0410-b5e6-96231b3b80d8
		
	
		
			
				
	
	
		
			80 lines
		
	
	
		
			2.7 KiB
		
	
	
	
		
			LLVM
		
	
	
	
	
	
			
		
		
	
	
			80 lines
		
	
	
		
			2.7 KiB
		
	
	
	
		
			LLVM
		
	
	
	
	
	
; RUN: opt < %s  -loop-vectorize -force-vector-interleave=1 -force-vector-width=4 -dce -instcombine -S | FileCheck %s
 | 
						|
 | 
						|
target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
 | 
						|
target triple = "x86_64-apple-macosx10.8.0"
 | 
						|
 | 
						|
;CHECK-LABEL: @flags1(
 | 
						|
;CHECK: load <4 x i32>
 | 
						|
;CHECK: mul nsw <4 x i32>
 | 
						|
;CHECK: store <4 x i32>
 | 
						|
;CHECK: ret i32
 | 
						|
define i32 @flags1(i32 %n, i32* nocapture %A) nounwind uwtable ssp {
 | 
						|
  %1 = icmp sgt i32 %n, 9
 | 
						|
  br i1 %1, label %.lr.ph, label %._crit_edge
 | 
						|
 | 
						|
.lr.ph:                                           ; preds = %0, %.lr.ph
 | 
						|
  %indvars.iv = phi i64 [ %indvars.iv.next, %.lr.ph ], [ 9, %0 ]
 | 
						|
  %2 = getelementptr inbounds i32, i32* %A, i64 %indvars.iv
 | 
						|
  %3 = load i32, i32* %2, align 4
 | 
						|
  %4 = mul nsw i32 %3, 3
 | 
						|
  store i32 %4, i32* %2, align 4
 | 
						|
  %indvars.iv.next = add i64 %indvars.iv, 1
 | 
						|
  %lftr.wideiv = trunc i64 %indvars.iv.next to i32
 | 
						|
  %exitcond = icmp eq i32 %lftr.wideiv, %n
 | 
						|
  br i1 %exitcond, label %._crit_edge, label %.lr.ph
 | 
						|
 | 
						|
._crit_edge:                                      ; preds = %.lr.ph, %0
 | 
						|
  ret i32 undef
 | 
						|
}
 | 
						|
 | 
						|
 | 
						|
;CHECK-LABEL: @flags2(
 | 
						|
;CHECK: load <4 x i32>
 | 
						|
;CHECK: mul <4 x i32>
 | 
						|
;CHECK: store <4 x i32>
 | 
						|
;CHECK: ret i32
 | 
						|
define i32 @flags2(i32 %n, i32* nocapture %A) nounwind uwtable ssp {
 | 
						|
  %1 = icmp sgt i32 %n, 9
 | 
						|
  br i1 %1, label %.lr.ph, label %._crit_edge
 | 
						|
 | 
						|
.lr.ph:                                           ; preds = %0, %.lr.ph
 | 
						|
  %indvars.iv = phi i64 [ %indvars.iv.next, %.lr.ph ], [ 9, %0 ]
 | 
						|
  %2 = getelementptr inbounds i32, i32* %A, i64 %indvars.iv
 | 
						|
  %3 = load i32, i32* %2, align 4
 | 
						|
  %4 = mul i32 %3, 3
 | 
						|
  store i32 %4, i32* %2, align 4
 | 
						|
  %indvars.iv.next = add i64 %indvars.iv, 1
 | 
						|
  %lftr.wideiv = trunc i64 %indvars.iv.next to i32
 | 
						|
  %exitcond = icmp eq i32 %lftr.wideiv, %n
 | 
						|
  br i1 %exitcond, label %._crit_edge, label %.lr.ph
 | 
						|
 | 
						|
._crit_edge:                                      ; preds = %.lr.ph, %0
 | 
						|
  ret i32 undef
 | 
						|
}
 | 
						|
 | 
						|
; Make sure we copy fast math flags and use them for the final reduction.
 | 
						|
; CHECK-LABEL: fast_math
 | 
						|
; CHECK: load <4 x float>
 | 
						|
; CHECK: fadd fast <4 x float>
 | 
						|
; CHECK: br
 | 
						|
; CHECK: fadd fast <4 x float>
 | 
						|
; CHECK: fadd fast <4 x float>
 | 
						|
define float @fast_math(float* noalias %s) {
 | 
						|
entry:
 | 
						|
  br label %for.body
 | 
						|
 | 
						|
for.body:
 | 
						|
  %indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ]
 | 
						|
  %q.04 = phi float [ 0.000000e+00, %entry ], [ %add, %for.body ]
 | 
						|
  %arrayidx = getelementptr inbounds float, float* %s, i64 %indvars.iv
 | 
						|
  %0 = load float, float* %arrayidx, align 4
 | 
						|
  %add = fadd fast float %q.04, %0
 | 
						|
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
 | 
						|
  %exitcond = icmp eq i64 %indvars.iv.next, 256
 | 
						|
  br i1 %exitcond, label %for.end, label %for.body
 | 
						|
 | 
						|
for.end:
 | 
						|
  %add.lcssa = phi float [ %add, %for.body ]
 | 
						|
  ret float %add.lcssa
 | 
						|
}
 |