File: switch-zextload.ll

package info (click to toggle)
llvm-toolchain-3.5 1%3A3.5-10
  • links: PTS, VCS
  • area: main
  • in suites: jessie, jessie-kfreebsd
  • size: 282,028 kB
  • ctags: 310,872
  • sloc: cpp: 1,883,926; ansic: 310,731; objc: 86,612; python: 79,565; asm: 65,844; sh: 9,829; makefile: 6,057; perl: 5,589; ml: 5,254; pascal: 3,285; lisp: 1,640; xml: 686; cs: 239; csh: 117
file content (34 lines) | stat: -rw-r--r-- 890 bytes parent folder | download | duplicates (8)
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
34
; RUN: llc < %s -march=x86 | grep mov | count 1

; Do zextload, instead of a load and a separate zext.

target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128"
target triple = "i386-apple-darwin9.6"
	%struct.move_s = type { i32, i32, i32, i32, i32, i32 }
	%struct.node_t = type { i8, i8, i8, i8, i32, i32, %struct.node_t**, %struct.node_t*, %struct.move_s }

define fastcc void @set_proof_and_disproof_numbers(%struct.node_t* nocapture %node) nounwind {
entry:
	%0 = load i8* null, align 1		; <i8> [#uses=1]
	switch i8 %0, label %return [
		i8 2, label %bb31
		i8 0, label %bb80
		i8 1, label %bb82
		i8 3, label %bb84
	]

bb31:		; preds = %entry
	unreachable

bb80:		; preds = %entry
	ret void

bb82:		; preds = %entry
	ret void

bb84:		; preds = %entry
	ret void

return:		; preds = %entry
	ret void
}