mirror of
				https://github.com/c64scene-ar/llvm-6502.git
				synced 2025-11-03 14:21:30 +00:00 
			
		
		
		
	git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@160354 91177308-0d34-0410-b5e6-96231b3b80d8
		
			
				
	
	
		
			154 lines
		
	
	
		
			3.3 KiB
		
	
	
	
		
			LLVM
		
	
	
	
	
	
			
		
		
	
	
			154 lines
		
	
	
		
			3.3 KiB
		
	
	
	
		
			LLVM
		
	
	
	
	
	
; RUN: llc < %s -mtriple=x86_64-apple-darwin10 -show-mc-encoding | FileCheck %s
 | 
						|
 | 
						|
define i32 @test1(i32 %X, i32* %y) nounwind {
 | 
						|
	%tmp = load i32* %y		; <i32> [#uses=1]
 | 
						|
	%tmp.upgrd.1 = icmp eq i32 %tmp, 0		; <i1> [#uses=1]
 | 
						|
	br i1 %tmp.upgrd.1, label %ReturnBlock, label %cond_true
 | 
						|
 | 
						|
cond_true:		; preds = %0
 | 
						|
	ret i32 1
 | 
						|
 | 
						|
ReturnBlock:		; preds = %0
 | 
						|
	ret i32 0
 | 
						|
; CHECK: test1:
 | 
						|
; CHECK: cmpl	$0, (%rsi)
 | 
						|
}
 | 
						|
 | 
						|
define i32 @test2(i32 %X, i32* %y) nounwind {
 | 
						|
	%tmp = load i32* %y		; <i32> [#uses=1]
 | 
						|
	%tmp1 = shl i32 %tmp, 3		; <i32> [#uses=1]
 | 
						|
	%tmp1.upgrd.2 = icmp eq i32 %tmp1, 0		; <i1> [#uses=1]
 | 
						|
	br i1 %tmp1.upgrd.2, label %ReturnBlock, label %cond_true
 | 
						|
 | 
						|
cond_true:		; preds = %0
 | 
						|
	ret i32 1
 | 
						|
 | 
						|
ReturnBlock:		; preds = %0
 | 
						|
	ret i32 0
 | 
						|
; CHECK: test2:
 | 
						|
; CHECK: movl	(%rsi), %eax
 | 
						|
; CHECK: shll	$3, %eax
 | 
						|
; CHECK: testl	%eax, %eax
 | 
						|
}
 | 
						|
 | 
						|
define i64 @test3(i64 %x) nounwind {
 | 
						|
  %t = icmp eq i64 %x, 0
 | 
						|
  %r = zext i1 %t to i64
 | 
						|
  ret i64 %r
 | 
						|
; CHECK: test3:
 | 
						|
; CHECK: 	testq	%rdi, %rdi
 | 
						|
; CHECK: 	sete	%al
 | 
						|
; CHECK: 	movzbl	%al, %eax
 | 
						|
; CHECK: 	ret
 | 
						|
}
 | 
						|
 | 
						|
define i64 @test4(i64 %x) nounwind {
 | 
						|
  %t = icmp slt i64 %x, 1
 | 
						|
  %r = zext i1 %t to i64
 | 
						|
  ret i64 %r
 | 
						|
; CHECK: test4:
 | 
						|
; CHECK: 	testq	%rdi, %rdi
 | 
						|
; CHECK: 	setle	%al
 | 
						|
; CHECK: 	movzbl	%al, %eax
 | 
						|
; CHECK: 	ret
 | 
						|
}
 | 
						|
 | 
						|
 | 
						|
define i32 @test5(double %A) nounwind  {
 | 
						|
 entry:
 | 
						|
 %tmp2 = fcmp ogt double %A, 1.500000e+02; <i1> [#uses=1]
 | 
						|
 %tmp5 = fcmp ult double %A, 7.500000e+01; <i1> [#uses=1]
 | 
						|
 %bothcond = or i1 %tmp2, %tmp5; <i1> [#uses=1]
 | 
						|
 br i1 %bothcond, label %bb8, label %bb12
 | 
						|
 | 
						|
 bb8:; preds = %entry
 | 
						|
 %tmp9 = tail call i32 (...)* @foo( ) nounwind ; <i32> [#uses=1]
 | 
						|
 ret i32 %tmp9
 | 
						|
 | 
						|
 bb12:; preds = %entry
 | 
						|
 ret i32 32
 | 
						|
; CHECK: test5:
 | 
						|
; CHECK: ucomisd	LCPI4_0(%rip), %xmm0
 | 
						|
; CHECK: ucomisd	LCPI4_1(%rip), %xmm0
 | 
						|
}
 | 
						|
 | 
						|
declare i32 @foo(...)
 | 
						|
 | 
						|
define i32 @test6() nounwind align 2 {
 | 
						|
  %A = alloca {i64, i64}, align 8
 | 
						|
  %B = getelementptr inbounds {i64, i64}* %A, i64 0, i32 1
 | 
						|
  %C = load i64* %B
 | 
						|
  %D = icmp eq i64 %C, 0
 | 
						|
  br i1 %D, label %T, label %F
 | 
						|
T:
 | 
						|
  ret i32 1
 | 
						|
  
 | 
						|
F:
 | 
						|
  ret i32 0
 | 
						|
; CHECK: test6:
 | 
						|
; CHECK: cmpq	$0, -8(%rsp)
 | 
						|
; CHECK: encoding: [0x48,0x83,0x7c,0x24,0xf8,0x00]
 | 
						|
}
 | 
						|
 | 
						|
; rdar://11866926
 | 
						|
define i32 @test7(i64 %res) nounwind {
 | 
						|
entry:
 | 
						|
; CHECK: test7:
 | 
						|
; CHECK-NOT: movabsq
 | 
						|
; CHECK: shrq $32, %rdi
 | 
						|
; CHECK: testq %rdi, %rdi
 | 
						|
; CHECK: sete
 | 
						|
  %lnot = icmp ult i64 %res, 4294967296
 | 
						|
  %lnot.ext = zext i1 %lnot to i32
 | 
						|
  ret i32 %lnot.ext
 | 
						|
}
 | 
						|
 | 
						|
define i32 @test8(i64 %res) nounwind {
 | 
						|
entry:
 | 
						|
; CHECK: test8:
 | 
						|
; CHECK-NOT: movabsq
 | 
						|
; CHECK: shrq $32, %rdi
 | 
						|
; CHECK: cmpq $3, %rdi
 | 
						|
  %lnot = icmp ult i64 %res, 12884901888
 | 
						|
  %lnot.ext = zext i1 %lnot to i32
 | 
						|
  ret i32 %lnot.ext
 | 
						|
}
 | 
						|
 | 
						|
define i32 @test9(i64 %res) nounwind {
 | 
						|
entry:
 | 
						|
; CHECK: test9:
 | 
						|
; CHECK-NOT: movabsq
 | 
						|
; CHECK: shrq $33, %rdi
 | 
						|
; CHECK: testq %rdi, %rdi
 | 
						|
; CHECK: sete
 | 
						|
  %lnot = icmp ult i64 %res, 8589934592
 | 
						|
  %lnot.ext = zext i1 %lnot to i32
 | 
						|
  ret i32 %lnot.ext
 | 
						|
}
 | 
						|
 | 
						|
define i32 @test10(i64 %res) nounwind {
 | 
						|
entry:
 | 
						|
; CHECK: test10:
 | 
						|
; CHECK-NOT: movabsq
 | 
						|
; CHECK: shrq $32, %rdi
 | 
						|
; CHECK: testq %rdi, %rdi
 | 
						|
; CHECK: setne
 | 
						|
  %lnot = icmp uge i64 %res, 4294967296
 | 
						|
  %lnot.ext = zext i1 %lnot to i32
 | 
						|
  ret i32 %lnot.ext
 | 
						|
}
 | 
						|
 | 
						|
; rdar://9758774
 | 
						|
define i32 @test11(i64 %l) nounwind {
 | 
						|
entry:
 | 
						|
; CHECK: test11:
 | 
						|
; CHECK-NOT: movabsq
 | 
						|
; CHECK-NOT: andq
 | 
						|
; CHECK: shrq $47, %rdi
 | 
						|
; CHECK: cmpq $1, %rdi
 | 
						|
  %shr.mask = and i64 %l, -140737488355328
 | 
						|
  %cmp = icmp eq i64 %shr.mask, 140737488355328
 | 
						|
  %conv = zext i1 %cmp to i32
 | 
						|
  ret i32 %conv
 | 
						|
}
 |