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[PowerPC][test] Improve .got2 and .toc tests

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There is no .got2 test for powerpc32.
There is no comdat variable test for powerpc{32,64}.
This commit is contained in:
Fangrui Song 2020-03-01 22:36:55 -08:00
parent 27ac9a2711
commit 346697cf46
2 changed files with 48 additions and 9 deletions
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24
test/CodeGen/PowerPC/mcm-1.ll
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@ -7,7 +7,11 @@
target datalayout = "E-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-f128:128:128-v128:128:128-n32:64"
target triple = "powerpc64-unknown-linux-gnu"
$fi = comdat any
@ei = external global i32
@fi = global i32 0, align 4, comdat($fi)
@gi = global i32 0, align 4, comdat($fi)
define signext i32 @test_external() nounwind {
entry:
@ -17,11 +21,25 @@ entry:
ret i32 %0
}
define i32 @load() {
entry:
%0 = load i32, i32* @gi, align 4
%1 = load i32, i32* @fi, align 4
%2 = add i32 %0, %1
ret i32 %2
}
; CHECK-LABEL: test_external:
; CHECK: addis [[REG1:[0-9]+]], 2, .LC[[TOCNUM:[0-9]+]]@toc@ha
; CHECK: ld [[REG2:[0-9]+]], .LC[[TOCNUM]]@toc@l([[REG1]])
; CHECK: lwz {{[0-9]+}}, 0([[REG2]])
; CHECK: stw {{[0-9]+}}, 0([[REG2]])
; CHECK: .section .toc
; CHECK: .LC[[TOCNUM]]:
; CHECK: .tc {{[a-z0-9A-Z_.]+}}[TC],{{[a-z0-9A-Z_.]+}}
; CHECK: .section .toc,"aw",@progbits
; CHECK-NEXT: .LC0:
; CHECK-NEXT: .tc ei[TC],ei
; CHECK-NEXT: .LC1:
; CHECK-NEXT: .tc fi[TC],fi
; CHECK-NEXT: .LC2:
; CHECK-NEXT: .tc gi[TC],gi

33
test/CodeGen/PowerPC/ppc32-pic-large.ll
View File

@ -1,12 +1,16 @@
; RUN: llc < %s -mtriple=powerpc-unknown-linux-gnu -relocation-model=pic | FileCheck -check-prefix=LARGE-BSS %s
; RUN: llc < %s -mtriple=powerpc-unknown-linux-gnu -mattr=+secure-plt -relocation-model=pic | FileCheck -check-prefix=LARGE-SECUREPLT %s
; RUN: llc < %s -mtriple=powerpc-unknown-linux-gnu -relocation-model=pic | FileCheck --check-prefixes=LARGE,LARGE-BSS %s
; RUN: llc < %s -mtriple=powerpc-unknown-linux-gnu -mattr=+secure-plt -relocation-model=pic | FileCheck --check-prefixes=LARGE,LARGE-SECUREPLT %s
; RUN: llc < %s -mtriple=powerpc-unknown-netbsd -mattr=+secure-plt -relocation-model=pic | FileCheck -check-prefix=LARGE-SECUREPLT %s
; RUN: llc < %s -mtriple=powerpc-unknown-netbsd -relocation-model=pic | FileCheck -check-prefix=LARGE-SECUREPLT %s
; RUN: llc < %s -mtriple=powerpc-unknown-openbsd -mattr=+secure-plt -relocation-model=pic | FileCheck -check-prefix=LARGE-SECUREPLT %s
; RUN: llc < %s -mtriple=powerpc-unknown-openbsd -relocation-model=pic | FileCheck -check-prefix=LARGE-SECUREPLT %s
; RUN: llc < %s -mtriple=powerpc-linux-musl -mattr=+secure-plt -relocation-model=pic | FileCheck -check-prefix=LARGE-SECUREPLT %s
; RUN: llc < %s -mtriple=powerpc-linux-musl -relocation-model=pic | FileCheck -check-prefix=LARGE-SECUREPLT %s
$bar1 = comdat any
@bar = common global i32 0, align 4
@bar1 = global i32 0, align 4, comdat($bar1)
@bar2 = global i32 0, align 4, comdat($bar1)
declare i32 @call_foo(i32, ...)
@ -17,6 +21,14 @@ entry:
ret i32 %0
}
define i32 @load() {
entry:
%0 = load i32, i32* @bar1
%1 = load i32, i32* @bar2
%2 = add i32 %0, %1
ret i32 %2
}
!llvm.module.flags = !{!0}
!0 = !{i32 1, !"PIC Level", i32 2}
; LARGE-BSS: [[POFF:\.L[0-9]+\$poff]]:
@ -33,10 +45,19 @@ entry:
; LARGE-BSS-DAG: lwz {{[0-9]+}}, 0([[VREG]])
; LARGE-BSS-DAG: stw {{[0-9]+}}, 8(1)
; LARGE-BSS: lwz 30, 24(1)
; LARGE-BSS: .section .got2,"aw",@progbits
; LARGE-BSS-NEXT: .p2align 2
; LARGE-BSS-NEXT: [[VREF]]:
; LARGE-BSS-NEXT: .long bar
; LARGE-SECUREPLT: addis 30, 30, .LTOC-.L0$pb@ha
; LARGE-SECUREPLT: addi 30, 30, .LTOC-.L0$pb@l
; LARGE-SECUREPLT: bl call_foo@PLT+32768
; LARGE: .section .bss.bar1,"aGw",@nobits,bar1,comdat
; LARGE: bar1:
; LARGE: .section .bss.bar2,"aGw",@nobits,bar1,comdat
; LARGE: bar2:
; LARGE: .section .got2,"aw",@progbits
; LARGE-NEXT: .p2align 2
; LARGE-NEXT: .LC0:
; LARGE-NEXT: .long bar
; LARGE-NEXT: .LC1:
; LARGE-NEXT: .long bar1
; LARGE-NEXT: .LC2:
; LARGE-NEXT: .long bar2