51 lines
		
	
	
		
			1.1 KiB
		
	
	
	
		
			LLVM
		
	
	
	
			
		
		
	
	
			51 lines
		
	
	
		
			1.1 KiB
		
	
	
	
		
			LLVM
		
	
	
	
; RUN: llc < %s -march=xcore | FileCheck %s
 | 
						|
 | 
						|
define i32 @load32(i32* %p, i32 %offset) nounwind {
 | 
						|
entry:
 | 
						|
; CHECK-LABEL: load32:
 | 
						|
; CHECK: ldw r0, r0[r1]
 | 
						|
	%0 = getelementptr i32, i32* %p, i32 %offset
 | 
						|
	%1 = load i32, i32* %0, align 4
 | 
						|
	ret i32 %1
 | 
						|
}
 | 
						|
 | 
						|
define i32 @load32_imm(i32* %p) nounwind {
 | 
						|
entry:
 | 
						|
; CHECK-LABEL: load32_imm:
 | 
						|
; CHECK: ldw r0, r0[11]
 | 
						|
	%0 = getelementptr i32, i32* %p, i32 11
 | 
						|
	%1 = load i32, i32* %0, align 4
 | 
						|
	ret i32 %1
 | 
						|
}
 | 
						|
 | 
						|
define i32 @load16(i16* %p, i32 %offset) nounwind {
 | 
						|
entry:
 | 
						|
; CHECK-LABEL: load16:
 | 
						|
; CHECK: ld16s r0, r0[r1]
 | 
						|
; CHECK-NOT: sext
 | 
						|
	%0 = getelementptr i16, i16* %p, i32 %offset
 | 
						|
	%1 = load i16, i16* %0, align 2
 | 
						|
	%2 = sext i16 %1 to i32
 | 
						|
	ret i32 %2
 | 
						|
}
 | 
						|
 | 
						|
define i32 @load8(i8* %p, i32 %offset) nounwind {
 | 
						|
entry:
 | 
						|
; CHECK-LABEL: load8:
 | 
						|
; CHECK: ld8u r0, r0[r1]
 | 
						|
; CHECK-NOT: zext
 | 
						|
	%0 = getelementptr i8, i8* %p, i32 %offset
 | 
						|
	%1 = load i8, i8* %0, align 1
 | 
						|
	%2 = zext i8 %1 to i32
 | 
						|
	ret i32 %2
 | 
						|
}
 | 
						|
 | 
						|
@GConst = internal constant i32 42
 | 
						|
define i32 @load_cp() nounwind {
 | 
						|
entry:
 | 
						|
; CHECK-LABEL: load_cp:
 | 
						|
; CHECK: ldw r0, cp[GConst]
 | 
						|
  %0 = load i32, i32* @GConst
 | 
						|
  ret i32 %0
 | 
						|
}
 |