Add saving and restoring of r30 to the prologue and epilogue, respectively
[oota-llvm.git] / test / CodeGen / PowerPC / ppc32-pic-large.ll
1 ; RUN: llc < %s -mtriple=powerpc-unknown-linux-gnu -relocation-model=pic | FileCheck -check-prefix=LARGE-BSS %s
2 @bar = common global i32 0, align 4
3
4 define i32 @foo() {
5 entry:
6   %0 = load i32* @bar, align 4
7   ret i32 %0
8 }
9
10 !llvm.module.flags = !{!0}
11 !0 = !{i32 1, !"PIC Level", i32 2}
12 ; LARGE-BSS:       [[POFF:\.L[0-9]+\$poff]]:
13 ; LARGE-BSS-NEXT:    .long .LTOC-[[PB:\.L[0-9]+\$pb]]
14 ; LARGE-BSS-NEXT:  foo:
15 ; LARGE-BSS:         stw 30, -8(1)
16 ; LARGE-BSS:         bl [[PB]]
17 ; LARGE-BSS-NEXT:  [[PB]]:
18 ; LARGE-BSS:         mflr 30
19 ; LARGE-BSS:         lwz [[REG:[0-9]+]], [[POFF]]-[[PB]](30)
20 ; LARGE-BSS-NEXT:    add 30, [[REG]], 30
21 ; LARGE-BSS:         lwz [[VREG:[0-9]+]], [[VREF:\.LC[0-9]+]]-.LTOC(30)
22 ; LARGE-BSS-DAG:     lwz {{[0-9]+}}, 0([[VREG]])
23 ; LARGE-BSS-DAG:     lwz 30, -8(1)
24 ; LARGE-BSS:       [[VREF]]:
25 ; LARGE-BSS-NEXT:    .long bar