92 lines
		
	
	
		
			2.3 KiB
		
	
	
	
		
			LLVM
		
	
	
	
			
		
		
	
	
			92 lines
		
	
	
		
			2.3 KiB
		
	
	
	
		
			LLVM
		
	
	
	
| ; RUN: llc < %s -mtriple=arm64-apple-ios7.0 | FileCheck %s
 | |
| 
 | |
| @t = weak global i32 ()* null
 | |
| @x = external global i32, align 4
 | |
| 
 | |
| define void @t2() {
 | |
| ; CHECK-LABEL: t2:
 | |
| ; CHECK: adrp	x[[GOTADDR:[0-9]+]], _t@GOTPAGE
 | |
| ; CHECK: ldr	x[[ADDR:[0-9]+]], [x[[GOTADDR]], _t@GOTPAGEOFF]
 | |
| ; CHECK: ldr	x[[DEST:[0-9]+]], [x[[ADDR]]]
 | |
| ; CHECK: br	x[[DEST]]
 | |
|   %tmp = load i32 ()*, i32 ()** @t
 | |
|   %tmp.upgrd.2 = tail call i32 %tmp()
 | |
|   ret void
 | |
| }
 | |
| 
 | |
| define void @t3() {
 | |
| ; CHECK-LABEL: t3:
 | |
| ; CHECK: b	_t2
 | |
|   tail call void @t2()
 | |
|   ret void
 | |
| }
 | |
| 
 | |
| define double @t4(double %a) nounwind readonly ssp {
 | |
| ; CHECK-LABEL: t4:
 | |
| ; CHECK: b	_sin
 | |
|   %tmp = tail call double @sin(double %a) nounwind readonly
 | |
|   ret double %tmp
 | |
| }
 | |
| 
 | |
| define float @t5(float %a) nounwind readonly ssp {
 | |
| ; CHECK-LABEL: t5:
 | |
| ; CHECK: b	_sinf
 | |
|   %tmp = tail call float @sinf(float %a) nounwind readonly
 | |
|   ret float %tmp
 | |
| }
 | |
| 
 | |
| define void @t7() nounwind {
 | |
| ; CHECK-LABEL: t7:
 | |
| ; CHECK: b	_foo
 | |
| ; CHECK: b	_bar
 | |
| 
 | |
|   br i1 undef, label %bb, label %bb1.lr.ph
 | |
| 
 | |
| bb1.lr.ph:                                        ; preds = %entry
 | |
|   tail call void @bar() nounwind
 | |
|   ret void
 | |
| 
 | |
| bb:                                               ; preds = %entry
 | |
|   tail call void @foo() nounwind
 | |
|   ret void
 | |
| }
 | |
| 
 | |
| define i32 @t8(i32 %x) nounwind ssp {
 | |
| ; CHECK-LABEL: t8:
 | |
| ; CHECK: b	_c
 | |
| ; CHECK: b	_a
 | |
| ; CHECK: b	_b
 | |
|   %and = and i32 %x, 1
 | |
|   %tobool = icmp eq i32 %and, 0
 | |
|   br i1 %tobool, label %if.end, label %if.then
 | |
| 
 | |
| if.then:                                          ; preds = %entry
 | |
|   %call = tail call i32 @a(i32 %x) nounwind
 | |
|   br label %return
 | |
| 
 | |
| if.end:                                           ; preds = %entry
 | |
|   %and1 = and i32 %x, 2
 | |
|   %tobool2 = icmp eq i32 %and1, 0
 | |
|   br i1 %tobool2, label %if.end5, label %if.then3
 | |
| 
 | |
| if.then3:                                         ; preds = %if.end
 | |
|   %call4 = tail call i32 @b(i32 %x) nounwind
 | |
|   br label %return
 | |
| 
 | |
| if.end5:                                          ; preds = %if.end
 | |
|   %call6 = tail call i32 @c(i32 %x) nounwind
 | |
|   br label %return
 | |
| 
 | |
| return:                                           ; preds = %if.end5, %if.then3, %if.then
 | |
|   %retval.0 = phi i32 [ %call, %if.then ], [ %call4, %if.then3 ], [ %call6, %if.end5 ]
 | |
|   ret i32 %retval.0
 | |
| }
 | |
| 
 | |
| declare float @sinf(float) nounwind readonly
 | |
| declare double @sin(double) nounwind readonly
 | |
| declare void @bar() nounwind
 | |
| declare void @foo() nounwind
 | |
| declare i32 @a(i32)
 | |
| declare i32 @b(i32)
 | |
| declare i32 @c(i32)
 |