diff --git a/test/MC/MachO/AArch64/cstexpr-gotpcrel.ll b/test/MC/MachO/AArch64/cstexpr-gotpcrel.ll new file mode 100644 index 00000000000..2711f03573c --- /dev/null +++ b/test/MC/MachO/AArch64/cstexpr-gotpcrel.ll @@ -0,0 +1,88 @@ +; RUN: llc -mtriple=arm64-apple-darwin %s -o %t +; RUN: FileCheck %s -check-prefix=ARM < %t +; RUN: FileCheck %s -check-prefix=ARM-GOT-EQUIV < %t + +; GOT equivalent globals references can be replaced by the GOT entry of the +; final symbol instead. + +%struct.data = type { i32, %struct.anon } +%struct.anon = type { i32, i32 } + +; Check that these got equivalent symbols are never emitted on x86-64 and +; emitted on ARM64. Since ARM64 does not support encoding an extra offset with +; @GOT, we still need to emit the equivalents for use by such IR constructs. + +; ARM-GOT-EQUIV-LABEL: l_extgotequiv: +; ARM-GOT-EQUIV-LABEL: l_localgotequiv: +@localfoo = global i32 42 +@localgotequiv = private unnamed_addr constant i32* @localfoo + +@extfoo = external global i32 +@extgotequiv = private unnamed_addr constant i32* @extfoo + +; Don't replace GOT equivalent usage within instructions and emit the GOT +; equivalent since it can't be replaced by the GOT entry. @bargotequiv is +; used by an instruction inside @t0. +; +; ARM: l_bargotequiv: +; ARM-NEXT: .quad _extbar +@extbar = external global i32 +@bargotequiv = private unnamed_addr constant i32* @extbar + +@table = global [4 x %struct.data] [ +; ARM-LABEL: _table + %struct.data { i32 1, %struct.anon { i32 2, i32 3 } }, +; Test GOT equivalent usage inside nested constant arrays. + +; ARM: .long 5 +; ARM-NOT: .long _localgotequiv-(_table+20) +; ARM-NEXT: Ltmp1: +; ARM-NEXT: .long _localfoo@GOT-Ltmp1 + %struct.data { i32 4, %struct.anon { i32 5, + i32 trunc (i64 sub (i64 ptrtoint (i32** @localgotequiv to i64), + i64 ptrtoint (i32* getelementptr inbounds ([4 x %struct.data]* @table, i32 0, i64 1, i32 1, i32 1) to i64)) + to i32)} + }, + +; ARM: .long 5 +; ARM-NOT: _extgotequiv-(_table+32) +; ARM-NEXT: Ltmp2: +; ARM-NEXT: _extfoo@GOT-Ltmp2 + %struct.data { i32 4, %struct.anon { i32 5, + i32 trunc (i64 sub (i64 ptrtoint (i32** @extgotequiv to i64), + i64 ptrtoint (i32* getelementptr inbounds ([4 x %struct.data]* @table, i32 0, i64 2, i32 1, i32 1) to i64)) + to i32)} + }, +; Test support for arbitrary constants into the GOTPCREL offset, which is +; supported on x86-64 but not on ARM64 + +; ARM: .long 5 +; ARM-NEXT: .long (l_extgotequiv-(_table+44))+24 + %struct.data { i32 4, %struct.anon { i32 5, + i32 add (i32 trunc (i64 sub (i64 ptrtoint (i32** @extgotequiv to i64), + i64 ptrtoint (i32* getelementptr inbounds ([4 x %struct.data]* @table, i32 0, i64 3, i32 1, i32 1) to i64)) + to i32), i32 24)} + } +], align 16 + +; Test multiple uses of GOT equivalents. + +; ARM-LABEL: _delta +; ARM: Ltmp3: +; ARM-NEXT: .long _extfoo@GOT-Ltmp3 +@delta = global i32 trunc (i64 sub (i64 ptrtoint (i32** @extgotequiv to i64), + i64 ptrtoint (i32* @delta to i64)) + to i32) + +; ARM-LABEL: _deltaplus: +; ARM: .long (l_localgotequiv-_deltaplus)+55 +@deltaplus = global i32 add (i32 trunc (i64 sub (i64 ptrtoint (i32** @localgotequiv to i64), + i64 ptrtoint (i32* @deltaplus to i64)) + to i32), i32 55) + +define i32 @t0(i32 %a) { + %x = add i32 trunc (i64 sub (i64 ptrtoint (i32** @bargotequiv to i64), + i64 ptrtoint (i32 (i32)* @t0 to i64)) + to i32), %a + ret i32 %x +} diff --git a/test/MC/MachO/ARM/cstexpr-gotpcrel.ll b/test/MC/MachO/ARM/cstexpr-gotpcrel.ll new file mode 100644 index 00000000000..f7d988ac847 --- /dev/null +++ b/test/MC/MachO/ARM/cstexpr-gotpcrel.ll @@ -0,0 +1,74 @@ +; RUN: llc -mtriple=arm-apple-darwin %s -o %t +; RUN: FileCheck %s < %t +; RUN: FileCheck %s -check-prefix=GOT-EQUIV < %t + +; GOT equivalent globals references can be replaced by the GOT entry of the +; final symbol instead. + +%struct.data = type { i32, %struct.anon } +%struct.anon = type { i32, i32 } + +; Check that these got equivalent symbols are never emitted or used +; GOT-EQUIV-NOT: _localgotequiv +; GOT-EQUIV-NOT: _extgotequiv +@localfoo = global i32 42 +@localgotequiv = private unnamed_addr constant i32* @localfoo + +@extfoo = external global i32 +@extgotequiv = private unnamed_addr constant i32* @extfoo + +; Don't replace GOT equivalent usage within instructions and emit the GOT +; equivalent since it can't be replaced by the GOT entry. @bargotequiv is +; used by an instruction inside @t0. +; +; CHECK: l_bargotequiv: +; CHECK-NEXT: .long _extbar +@extbar = external global i32 +@bargotequiv = private unnamed_addr constant i32* @extbar + +@table = global [4 x %struct.data] [ +; CHECK-LABEL: _table + %struct.data { i32 1, %struct.anon { i32 2, i32 3 } }, +; Test GOT equivalent usage inside nested constant arrays. +; CHECK: .long 5 +; CHECK-NOT: l_localgotequiv-(_table+20) +; CHECK-NEXT: L_localfoo$non_lazy_ptr-(_table+20) + %struct.data { i32 4, %struct.anon { i32 5, + i32 sub (i32 ptrtoint (i32** @localgotequiv to i32), + i32 ptrtoint (i32* getelementptr inbounds ([4 x %struct.data]* @table, i32 0, i32 1, i32 1, i32 1) to i32))} + }, +; CHECK: .long 5 +; CHECK-NOT: l_extgotequiv-(_table+32) +; CHECK-NEXT: L_extfoo$non_lazy_ptr-(_table+32) + %struct.data { i32 4, %struct.anon { i32 5, + i32 sub (i32 ptrtoint (i32** @extgotequiv to i32), + i32 ptrtoint (i32* getelementptr inbounds ([4 x %struct.data]* @table, i32 0, i32 2, i32 1, i32 1) to i32))} + }, +; Test support for arbitrary constants into the GOTPCREL offset +; CHECK: .long 5 +; CHECK-NOT: (l_extgotequiv-(_table+44))+24 +; CHECK-NEXT: L_extfoo$non_lazy_ptr-(_table+20) + %struct.data { i32 4, %struct.anon { i32 5, + i32 add (i32 sub (i32 ptrtoint (i32** @extgotequiv to i32), + i32 ptrtoint (i32* getelementptr inbounds ([4 x %struct.data]* @table, i32 0, i32 3, i32 1, i32 1) to i32)), + i32 24)} + } +], align 16 + +; Test multiple uses of GOT equivalents. +; CHECK-LABEL: _delta +; CHECK: .long L_extfoo$non_lazy_ptr-_delta +@delta = global i32 sub (i32 ptrtoint (i32** @extgotequiv to i32), + i32 ptrtoint (i32* @delta to i32)) + +; CHECK-LABEL: _deltaplus: +; CHECK: .long L_localfoo$non_lazy_ptr-(_deltaplus-55) +@deltaplus = global i32 add (i32 sub (i32 ptrtoint (i32** @localgotequiv to i32), + i32 ptrtoint (i32* @deltaplus to i32)), + i32 55) + +define i32 @t0(i32 %a) { + %x = add i32 sub (i32 ptrtoint (i32** @bargotequiv to i32), + i32 ptrtoint (i32 (i32)* @t0 to i32)), %a + ret i32 %x +} diff --git a/test/MC/MachO/cstexpr-gotpcrel-32.ll b/test/MC/MachO/cstexpr-gotpcrel-32.ll index a28c0293c97..f279fc29cd4 100644 --- a/test/MC/MachO/cstexpr-gotpcrel-32.ll +++ b/test/MC/MachO/cstexpr-gotpcrel-32.ll @@ -1,9 +1,6 @@ ; RUN: llc -mtriple=i386-apple-darwin %s -o %t ; RUN: FileCheck %s < %t ; RUN: FileCheck %s -check-prefix=GOT-EQUIV < %t -; RUN: llc -mtriple=arm-apple-darwin %s -o %t -; RUN: FileCheck %s < %t -; RUN: FileCheck %s -check-prefix=GOT-EQUIV < %t ; GOT equivalent globals references can be replaced by the GOT entry of the ; final symbol instead. diff --git a/test/MC/MachO/cstexpr-gotpcrel-64.ll b/test/MC/MachO/cstexpr-gotpcrel-64.ll index 56862fe5073..7bbc088481f 100644 --- a/test/MC/MachO/cstexpr-gotpcrel-64.ll +++ b/test/MC/MachO/cstexpr-gotpcrel-64.ll @@ -1,9 +1,6 @@ ; RUN: llc -mtriple=x86_64-apple-darwin %s -o %t ; RUN: FileCheck %s -check-prefix=X86 < %t ; RUN: FileCheck %s -check-prefix=X86-GOT-EQUIV < %t -; RUN: llc -mtriple=arm64-apple-darwin %s -o %t -; RUN: FileCheck %s -check-prefix=ARM < %t -; RUN: FileCheck %s -check-prefix=ARM-GOT-EQUIV < %t ; GOT equivalent globals references can be replaced by the GOT entry of the ; final symbol instead. @@ -11,15 +8,10 @@ %struct.data = type { i32, %struct.anon } %struct.anon = type { i32, i32 } -; Check that these got equivalent symbols are never emitted on x86-64 and -; emitted on ARM64. Since ARM64 does not support encoding an extra offset with -; @GOT, we still need to emit the equivalents for use by such IR constructs. +; Check that these got equivalent symbols are never emitted. ; X86-GOT-EQUIV-NOT: L_localgotequiv ; X86-GOT-EQUIV-NOT: l_extgotequiv - -; ARM-GOT-EQUIV-LABEL: l_extgotequiv: -; ARM-GOT-EQUIV-LABEL: l_localgotequiv: @localfoo = global i32 42 @localgotequiv = private unnamed_addr constant i32* @localfoo @@ -32,25 +24,16 @@ ; ; X86: l_bargotequiv: ; X86-NEXT: .quad _extbar -; ARM: l_bargotequiv: -; ARM-NEXT: .quad _extbar @extbar = external global i32 @bargotequiv = private unnamed_addr constant i32* @extbar @table = global [4 x %struct.data] [ -; X86-LABEL: _table -; ARM-LABEL: _table %struct.data { i32 1, %struct.anon { i32 2, i32 3 } }, ; Test GOT equivalent usage inside nested constant arrays. ; X86: .long 5 ; X86-NOT: .long _localgotequiv-(_table+20) ; X86-NEXT: .long _localfoo@GOTPCREL+4 - -; ARM: .long 5 -; ARM-NOT: .long _localgotequiv-(_table+20) -; ARM-NEXT: Ltmp1: -; ARM-NEXT: .long _localfoo@GOT-Ltmp1 %struct.data { i32 4, %struct.anon { i32 5, i32 trunc (i64 sub (i64 ptrtoint (i32** @localgotequiv to i64), i64 ptrtoint (i32* getelementptr inbounds ([4 x %struct.data]* @table, i32 0, i64 1, i32 1, i32 1) to i64)) @@ -59,25 +42,16 @@ ; X86: .long 5 ; X86-NOT: _extgotequiv-(_table+32) ; X86-NEXT: .long _extfoo@GOTPCREL+4 - -; ARM: .long 5 -; ARM-NOT: _extgotequiv-(_table+32) -; ARM-NEXT: Ltmp2: -; ARM-NEXT: _extfoo@GOT-Ltmp2 %struct.data { i32 4, %struct.anon { i32 5, i32 trunc (i64 sub (i64 ptrtoint (i32** @extgotequiv to i64), i64 ptrtoint (i32* getelementptr inbounds ([4 x %struct.data]* @table, i32 0, i64 2, i32 1, i32 1) to i64)) to i32)} }, -; Test support for arbitrary constants into the GOTPCREL offset, which is -; supported on x86-64 but not on ARM64 +; Test support for arbitrary constants into the GOTPCREL offset. ; X86: .long 5 ; X86-NOT: _extgotequiv-(_table+44) ; X86-NEXT: .long _extfoo@GOTPCREL+28 - -; ARM: .long 5 -; ARM-NEXT: .long (l_extgotequiv-(_table+44))+24 %struct.data { i32 4, %struct.anon { i32 5, i32 add (i32 trunc (i64 sub (i64 ptrtoint (i32** @extgotequiv to i64), i64 ptrtoint (i32* getelementptr inbounds ([4 x %struct.data]* @table, i32 0, i64 3, i32 1, i32 1) to i64)) @@ -89,19 +63,12 @@ ; X86-LABEL: _delta ; X86: .long _extfoo@GOTPCREL+4 - -; ARM-LABEL: _delta -; ARM: Ltmp3: -; ARM-NEXT: .long _extfoo@GOT-Ltmp3 @delta = global i32 trunc (i64 sub (i64 ptrtoint (i32** @extgotequiv to i64), i64 ptrtoint (i32* @delta to i64)) to i32) ; X86-LABEL: _deltaplus: ; X86: .long _localfoo@GOTPCREL+59 - -; ARM-LABEL: _deltaplus: -; ARM: .long (l_localgotequiv-_deltaplus)+55 @deltaplus = global i32 add (i32 trunc (i64 sub (i64 ptrtoint (i32** @localgotequiv to i64), i64 ptrtoint (i32* @deltaplus to i64)) to i32), i32 55)