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Fix call setup for PIC.

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Patch by Reed Kotler.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@160774 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Akira Hatanaka
2012-07-26 02:24:43 +00:00
parent 7f7390e035
commit e11246c64e
6 changed files with 72 additions and 57 deletions
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32
test/CodeGen/Mips/helloworld.ll Normal file
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@ -0,0 +1,32 @@
; RUN: llc -march=mipsel -mcpu=mips16 -relocation-model=pic -O3 < %s | FileCheck %s -check-prefix=C1
; RUN: llc -march=mipsel -mcpu=mips16 -relocation-model=pic -O3 < %s | FileCheck %s -check-prefix=C2
; RUN: llc -march=mipsel -mcpu=mips16 -relocation-model=pic -O3 < %s | FileCheck %s -check-prefix=PE
; RUN: llc -march=mipsel -mcpu=mips16 -relocation-model=pic -O3 < %s | FileCheck %s -check-prefix=SR
@.str = private unnamed_addr constant [13 x i8] c"hello world\0A\00", align 1
define i32 @main() nounwind {
entry:
%call = call i32 (i8*, ...)* @printf(i8* getelementptr inbounds ([13 x i8]* @.str, i32 0, i32 0))
ret i32 0
; SR: .set mips16 # @main
; SR: save $ra, [[FS:[0-9]+]]
; PE: li $[[T1:[0-9]+]], %hi(_gp_disp)
; PE: addiu $[[T2:[0-9]+]], $pc, %lo(_gp_disp)
; PE: sll $[[T3:[0-9]+]], $[[T1]], 16
; C1: lw ${{[0-9]+}}, %got($.str)(${{[0-9]+}})
; C2: lw ${{[0-9]+}}, %call16(printf)(${{[0-9]+}})
; C1: addiu ${{[0-9]+}}, %lo($.str)
; C2: move $25, ${{[0-9]+}}
; C1: move $gp, ${{[0-9]+}}
; C1: jalr ${{[0-9]+}}
; SR: restore $ra, [[FS]]
; PE: li $2, 0
; PE: jr $ra
}
declare i32 @printf(i8*, ...)