62 lines
		
	
	
		
			1.7 KiB
		
	
	
	
		
			LLVM
		
	
	
	
			
		
		
	
	
			62 lines
		
	
	
		
			1.7 KiB
		
	
	
	
		
			LLVM
		
	
	
	
| ; RUN: llc -mtriple=aarch64-linux-gnu -code-model=large -o - %s | FileCheck %s
 | |
| 
 | |
| @var8 = global i8 0
 | |
| @var16 = global i16 0
 | |
| @var32 = global i32 0
 | |
| @var64 = global i64 0
 | |
| 
 | |
| define i8* @global_addr() {
 | |
| ; CHECK-LABEL: global_addr:
 | |
|   ret i8* @var8
 | |
|   ; The movz/movk calculation should end up returned directly in x0.
 | |
| ; CHECK: movz x0, #:abs_g0_nc:var8
 | |
| ; CHECK: movk x0, #:abs_g1_nc:var8
 | |
| ; CHECK: movk x0, #:abs_g2_nc:var8
 | |
| ; CHECK: movk x0, #:abs_g3:var8
 | |
| ; CHECK-NEXT: ret
 | |
| }
 | |
| 
 | |
| define i8 @global_i8() {
 | |
| ; CHECK-LABEL: global_i8:
 | |
|   %val = load i8, i8* @var8
 | |
|   ret i8 %val
 | |
| ; CHECK: movz x[[ADDR_REG:[0-9]+]], #:abs_g0_nc:var8
 | |
| ; CHECK: movk x[[ADDR_REG]], #:abs_g1_nc:var8
 | |
| ; CHECK: movk x[[ADDR_REG]], #:abs_g2_nc:var8
 | |
| ; CHECK: movk x[[ADDR_REG]], #:abs_g3:var8
 | |
| ; CHECK: ldrb w0, [x[[ADDR_REG]]]
 | |
| }
 | |
| 
 | |
| define i16 @global_i16() {
 | |
| ; CHECK-LABEL: global_i16:
 | |
|   %val = load i16, i16* @var16
 | |
|   ret i16 %val
 | |
| ; CHECK: movz x[[ADDR_REG:[0-9]+]], #:abs_g0_nc:var16
 | |
| ; CHECK: movk x[[ADDR_REG]], #:abs_g1_nc:var16
 | |
| ; CHECK: movk x[[ADDR_REG]], #:abs_g2_nc:var16
 | |
| ; CHECK: movk x[[ADDR_REG]], #:abs_g3:var16
 | |
| ; CHECK: ldrh w0, [x[[ADDR_REG]]]
 | |
| }
 | |
| 
 | |
| define i32 @global_i32() {
 | |
| ; CHECK-LABEL: global_i32:
 | |
|   %val = load i32, i32* @var32
 | |
|   ret i32 %val
 | |
| ; CHECK: movz x[[ADDR_REG:[0-9]+]], #:abs_g0_nc:var32
 | |
| ; CHECK: movk x[[ADDR_REG]], #:abs_g1_nc:var32
 | |
| ; CHECK: movk x[[ADDR_REG]], #:abs_g2_nc:var32
 | |
| ; CHECK: movk x[[ADDR_REG]], #:abs_g3:var32
 | |
| ; CHECK: ldr w0, [x[[ADDR_REG]]]
 | |
| }
 | |
| 
 | |
| define i64 @global_i64() {
 | |
| ; CHECK-LABEL: global_i64:
 | |
|   %val = load i64, i64* @var64
 | |
|   ret i64 %val
 | |
| ; CHECK: movz x[[ADDR_REG:[0-9]+]], #:abs_g0_nc:var64
 | |
| ; CHECK: movk x[[ADDR_REG]], #:abs_g1_nc:var64
 | |
| ; CHECK: movk x[[ADDR_REG]], #:abs_g2_nc:var64
 | |
| ; CHECK: movk x[[ADDR_REG]], #:abs_g3:var64
 | |
| ; CHECK: ldr x0, [x[[ADDR_REG]]]
 | |
| }
 |