forked from OSchip/llvm-project
				
			
		
			
				
	
	
		
			88 lines
		
	
	
		
			1.7 KiB
		
	
	
	
		
			LLVM
		
	
	
	
			
		
		
	
	
			88 lines
		
	
	
		
			1.7 KiB
		
	
	
	
		
			LLVM
		
	
	
	
| ; Test loads of symbolic addresses when generating medium- and
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| ; large-model non-PIC.
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| ;
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| ; RUN: llc < %s -mtriple=s390x-linux-gnu -code-model=medium | FileCheck %s
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| ; RUN: llc < %s -mtriple=s390x-linux-gnu -code-model=large | FileCheck %s
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| 
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| @ev = external global i32
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| @dv = global i32 0
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| @pv = protected global i32 0
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| @hv = hidden global i32 0
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| 
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| declare void @ef()
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| define void @df() {
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|   ret void
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| }
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| define protected void @pf() {
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|   ret void
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| }
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| define hidden void @hf() {
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|   ret void
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| }
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| 
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| ; Test loads of external variables.  There is no guarantee that the
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| ; variable will be in range of LARL.
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| define i32 *@f1() {
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| ; CHECK-LABEL: f1:
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| ; CHECK: lgrl %r2, ev@GOT
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| ; CHECK: br %r14
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|   ret i32 *@ev
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| }
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| 
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| ; ...likewise locally-defined normal-visibility variables.
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| define i32 *@f2() {
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| ; CHECK-LABEL: f2:
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| ; CHECK: lgrl %r2, dv@GOT
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| ; CHECK: br %r14
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|   ret i32 *@dv
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| }
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| 
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| ; ...likewise protected variables.
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| define i32 *@f3() {
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| ; CHECK-LABEL: f3:
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| ; CHECK: lgrl %r2, pv@GOT
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| ; CHECK: br %r14
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|   ret i32 *@pv
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| }
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| 
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| ; ...likewise hidden variables.
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| define i32 *@f4() {
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| ; CHECK-LABEL: f4:
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| ; CHECK: lgrl %r2, hv@GOT
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| ; CHECK: br %r14
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|   ret i32 *@hv
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| }
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| 
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| ; Check loads of external functions.  This could use LARL, but we don't have
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| ; code to detect that yet.
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| define void() *@f5() {
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| ; CHECK-LABEL: f5:
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| ; CHECK: lgrl %r2, ef@GOT
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| ; CHECK: br %r14
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|   ret void() *@ef
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| }
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| 
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| ; ...likewise locally-defined normal-visibility functions.
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| define void() *@f6() {
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| ; CHECK-LABEL: f6:
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| ; CHECK: lgrl %r2, df@GOT
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| ; CHECK: br %r14
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|   ret void() *@df
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| }
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| 
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| ; ...likewise protected functions.
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| define void() *@f7() {
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| ; CHECK-LABEL: f7:
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| ; CHECK: lgrl %r2, pf@GOT
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| ; CHECK: br %r14
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|   ret void() *@pf
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| }
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| 
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| ; ...likewise hidden functions.
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| define void() *@f8() {
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| ; CHECK-LABEL: f8:
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| ; CHECK: lgrl %r2, hf@GOT
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| ; CHECK: br %r14
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|   ret void() *@hf
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| }
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