File: break-anti-dependencies.ll

package info (click to toggle)
llvm-2.7 2.7-6
  • links: PTS
  • area: main
  • in suites: squeeze
  • size: 59,992 kB
  • ctags: 49,499
  • sloc: cpp: 373,792; ansic: 16,885; sh: 12,614; asm: 6,809; ada: 3,083; ml: 2,942; python: 2,671; perl: 2,404; makefile: 1,691; pascal: 1,235; exp: 399; objc: 291; lisp: 184; csh: 117; xml: 38; f90: 36
file content (33 lines) | stat: -rw-r--r-- 1,007 bytes parent folder | download
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
; RUN: llc < %s -march=x86-64 -post-RA-scheduler -break-anti-dependencies=none > %t
; RUN:   grep {%xmm0} %t | count 14
; RUN:   not grep {%xmm1} %t
; RUN: llc < %s -march=x86-64 -post-RA-scheduler -break-anti-dependencies=critical > %t
; RUN:   grep {%xmm0} %t | count 7
; RUN:   grep {%xmm1} %t | count 7

define void @goo(double* %r, double* %p, double* %q) nounwind {
entry:
	%0 = load double* %p, align 8
	%1 = fadd double %0, 1.100000e+00
	%2 = fmul double %1, 1.200000e+00
	%3 = fadd double %2, 1.300000e+00
	%4 = fmul double %3, 1.400000e+00
	%5 = fadd double %4, 1.500000e+00
	%6 = fptosi double %5 to i32
	%7 = load double* %r, align 8
	%8 = fadd double %7, 7.100000e+00
	%9 = fmul double %8, 7.200000e+00
	%10 = fadd double %9, 7.300000e+00
	%11 = fmul double %10, 7.400000e+00
	%12 = fadd double %11, 7.500000e+00
	%13 = fptosi double %12 to i32
	%14 = icmp slt i32 %6, %13
	br i1 %14, label %bb, label %return

bb:
	store double 9.300000e+00, double* %q, align 8
	ret void

return:
	ret void
}