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-rw-r--r--test/MC/MachO/AArch64/cstexpr-gotpcrel.ll92
-rw-r--r--test/MC/MachO/ARM/cstexpr-gotpcrel.ll74
-rw-r--r--test/MC/MachO/cstexpr-gotpcrel-32.ll74
-rw-r--r--test/MC/MachO/cstexpr-gotpcrel-64.ll86
-rw-r--r--test/MC/MachO/tlv-bss.ll2
-rw-r--r--test/MC/MachO/x86-data-in-code.ll2
6 files changed, 328 insertions, 2 deletions
diff --git a/test/MC/MachO/AArch64/cstexpr-gotpcrel.ll b/test/MC/MachO/AArch64/cstexpr-gotpcrel.ll
new file mode 100644
index 0000000..b52a5ab
--- /dev/null
+++ b/test/MC/MachO/AArch64/cstexpr-gotpcrel.ll
@@ -0,0 +1,92 @@
+; RUN: llc -mtriple=arm64-apple-darwin %s -o - | FileCheck %s
+
+; 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 }
+
+@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: .quad _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: .long _localgotequiv-(_table+20)
+; CHECK-NEXT: Ltmp1:
+; CHECK-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], [4 x %struct.data]* @table, i32 0, i64 1, i32 1, i32 1) to i64))
+ to i32)}
+ },
+
+; CHECK: .long 5
+; CHECK-NOT: _extgotequiv-(_table+32)
+; CHECK-NEXT: Ltmp2:
+; CHECK-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], [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
+
+; CHECK: .long 5
+; CHECK-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], [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.
+
+; CHECK-LABEL: _delta
+; CHECK: Ltmp3:
+; CHECK-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)
+
+; CHECK-LABEL: _deltaplus:
+; CHECK: .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
+}
+
+; Check that these got equivalent symbols are 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 them at the end of the test
+; since they will start out as GOT equivalent candidates, but they are actually
+; needed and are therefore emitted at the end.
+
+; CHECK-LABEL: l_localgotequiv:
+; CHECK-NEXT: .quad _localfoo
+
+; CHECK-LABEL: l_extgotequiv:
+; CHECK-NEXT: .quad _extfoo
diff --git a/test/MC/MachO/ARM/cstexpr-gotpcrel.ll b/test/MC/MachO/ARM/cstexpr-gotpcrel.ll
new file mode 100644
index 0000000..95d830c
--- /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$non_lazy_ptr-(_table+20)
+ %struct.data { i32 4, %struct.anon { i32 5,
+ i32 sub (i32 ptrtoint (i32** @localgotequiv to i32),
+ i32 ptrtoint (i32* getelementptr inbounds ([4 x %struct.data], [4 x %struct.data]* @table, i32 0, i32 1, i32 1, i32 1) to i32))}
+ },
+; CHECK: .long 5
+; CHECK-NOT: l_extgotequiv-(_table+32)
+; CHECK-NEXT: L_extfoo$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], [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$non_lazy_ptr-(_table+20)
+ %struct.data { i32 4, %struct.anon { i32 5,
+ i32 add (i32 sub (i32 ptrtoint (i32** @extgotequiv to i32),
+ i32 ptrtoint (i32* getelementptr inbounds ([4 x %struct.data], [4 x %struct.data]* @table, i32 0, i32 3, i32 1, i32 1) to i32)),
+ i32 24)}
+ }
+], align 16
+
+; Test multiple uses of GOT equivalents.
+; CHECK-LABEL: _delta
+; CHECK: .long L_extfoo$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$non_lazy_ptr-(_deltaplus-55)
+@deltaplus = global i32 add (i32 sub (i32 ptrtoint (i32** @localgotequiv to i32),
+ i32 ptrtoint (i32* @deltaplus to i32)),
+ i32 55)
+
+define i32 @t0(i32 %a) {
+ %x = add i32 sub (i32 ptrtoint (i32** @bargotequiv to i32),
+ i32 ptrtoint (i32 (i32)* @t0 to i32)), %a
+ ret i32 %x
+}
diff --git a/test/MC/MachO/cstexpr-gotpcrel-32.ll b/test/MC/MachO/cstexpr-gotpcrel-32.ll
new file mode 100644
index 0000000..8e00b4a
--- /dev/null
+++ b/test/MC/MachO/cstexpr-gotpcrel-32.ll
@@ -0,0 +1,74 @@
+; RUN: llc -mtriple=i386-apple-darwin %s -o %t
+; RUN: FileCheck %s < %t
+; RUN: FileCheck %s -check-prefix=GOT-EQUIV < %t
+
+; GOT equivalent globals references can be replaced by the GOT entry of the
+; final symbol instead.
+
+%struct.data = type { i32, %struct.anon }
+%struct.anon = type { i32, i32 }
+
+; Check that these got equivalent symbols are never emitted or used
+; GOT-EQUIV-NOT: _localgotequiv
+; GOT-EQUIV-NOT: _extgotequiv
+@localfoo = global i32 42
+@localgotequiv = private unnamed_addr constant i32* @localfoo
+
+@extfoo = external global i32
+@extgotequiv = private unnamed_addr constant i32* @extfoo
+
+; Don't replace GOT equivalent usage within instructions and emit the GOT
+; equivalent since it can't be replaced by the GOT entry. @bargotequiv is
+; used by an instruction inside @t0.
+;
+; CHECK: l_bargotequiv:
+; CHECK-NEXT: .long _extbar
+@extbar = external global i32
+@bargotequiv = private unnamed_addr constant i32* @extbar
+
+@table = global [4 x %struct.data] [
+; CHECK-LABEL: _table
+ %struct.data { i32 1, %struct.anon { i32 2, i32 3 } },
+; Test GOT equivalent usage inside nested constant arrays.
+; CHECK: .long 5
+; CHECK-NOT: l_localgotequiv-(_table+20)
+; CHECK-NEXT: L_localfoo$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], [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$non_lazy_ptr-(_table+32)
+ %struct.data { i32 4, %struct.anon { i32 5,
+ i32 sub (i32 ptrtoint (i32** @extgotequiv to i32),
+ i32 ptrtoint (i32* getelementptr inbounds ([4 x %struct.data], [4 x %struct.data]* @table, i32 0, i32 2, i32 1, i32 1) to i32))}
+ },
+; Test support for arbitrary constants into the GOTPCREL offset
+; CHECK: .long 5
+; CHECK-NOT: (l_extgotequiv-(_table+44))+24
+; CHECK-NEXT: L_extfoo$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], [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-64.ll b/test/MC/MachO/cstexpr-gotpcrel-64.ll
new file mode 100644
index 0000000..bf15564
--- /dev/null
+++ b/test/MC/MachO/cstexpr-gotpcrel-64.ll
@@ -0,0 +1,86 @@
+; 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
+
+; 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.
+
+; X86-GOT-EQUIV-NOT: L_localgotequiv
+; X86-GOT-EQUIV-NOT: l_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.
+;
+; X86: l_bargotequiv:
+; X86-NEXT: .quad _extbar
+@extbar = external global i32
+@bargotequiv = private unnamed_addr constant i32* @extbar
+
+@table = global [4 x %struct.data] [
+ %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
+ %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], [4 x %struct.data]* @table, i32 0, i64 1, i32 1, i32 1) to i64))
+ to i32)}
+ },
+; X86: .long 5
+; X86-NOT: _extgotequiv-(_table+32)
+; X86-NEXT: .long _extfoo@GOTPCREL+4
+ %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], [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.
+
+; X86: .long 5
+; X86-NOT: _extgotequiv-(_table+44)
+; X86-NEXT: .long _extfoo@GOTPCREL+28
+ %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], [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.
+
+; X86-LABEL: _delta
+; X86: .long _extfoo@GOTPCREL+4
+@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
+@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
+}
+
+; Also test direct instruction uses.
+define i32** @t1() {
+ ret i32** @bargotequiv
+}
diff --git a/test/MC/MachO/tlv-bss.ll b/test/MC/MachO/tlv-bss.ll
index af620f9..3dbf4b0 100644
--- a/test/MC/MachO/tlv-bss.ll
+++ b/test/MC/MachO/tlv-bss.ll
@@ -26,7 +26,7 @@ define i8* @_Z1fi(i32 %x) #0 {
entry:
%x.addr = alloca i32, align 4
store i32 %x, i32* %x.addr, align 4
- %0 = load i8** @_ZN3TlsIlE3valE, align 8
+ %0 = load i8*, i8** @_ZN3TlsIlE3valE, align 8
ret i8* %0
}
diff --git a/test/MC/MachO/x86-data-in-code.ll b/test/MC/MachO/x86-data-in-code.ll
index 2410974..c2e136f 100644
--- a/test/MC/MachO/x86-data-in-code.ll
+++ b/test/MC/MachO/x86-data-in-code.ll
@@ -6,7 +6,7 @@
; CHECK-NOT: (('command', 41)
define void @foo(i32* %ptr) nounwind ssp {
- %tmp = load i32* %ptr, align 4
+ %tmp = load i32, i32* %ptr, align 4
switch i32 %tmp, label %default [
i32 11, label %bb0
i32 10, label %bb1
generated by cgit v1.1 at 2024-12-22 16:54:57 +0000