mirror of
https://github.com/RPCSX/llvm.git
synced 2024-12-23 20:44:51 +00:00
8d8506a21e
Allow instructions such as 'cmp w0, #(end - start)' by folding the expression into a constant. For ELF, we fold only if the symbols are in the same section. For MachO, we fold if the expression contains only symbols that are not linker visible. Fixes https://llvm.org/bugs/show_bug.cgi?id=18920 Differential Revision: https://reviews.llvm.org/D23834 git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@283862 91177308-0d34-0410-b5e6-96231b3b80d8
69 lines
2.1 KiB
ArmAsm
69 lines
2.1 KiB
ArmAsm
// RUN: not llvm-mc -triple aarch64-darwin -filetype=obj %s -o /dev/null 2>&1 | FileCheck %s
|
|
// RUN: not llvm-mc -triple aarch64-ios -filetype=obj %s -o /dev/null 2>&1 | FileCheck %s
|
|
|
|
Lstart:
|
|
.space 8
|
|
Lend:
|
|
add w0, w1, #(Lend - external)
|
|
cmp w0, #(Lend - external)
|
|
// CHECK: error: unknown AArch64 fixup kind!
|
|
// CHECK-NEXT: add w0, w1, #(Lend - external)
|
|
// CHECK-NEXT: ^
|
|
// CHECK: error: unknown AArch64 fixup kind!
|
|
// CHECK-NEXT: cmp w0, #(Lend - external)
|
|
// CHECK-NEXT: ^
|
|
|
|
add w0, w1, #(Lend - var@TLVPPAGEOFF)
|
|
cmp w0, #(Lend - var@TLVPPAGEOFF)
|
|
// CHECK: error: unknown AArch64 fixup kind!
|
|
// CHECK-NEXT: add w0, w1, #(Lend - var@TLVPPAGEOFF)
|
|
// CHECK-NEXT: ^
|
|
// CHECK: error: unknown AArch64 fixup kind!
|
|
// CHECK-NEXT: cmp w0, #(Lend - var@TLVPPAGEOFF)
|
|
// CHECK-NEXT: ^
|
|
|
|
add w0, w1, #(Lstart - Lend)
|
|
cmp w0, #(Lstart - Lend)
|
|
// CHECK: error: fixup value out of range
|
|
// CHECK-NEXT: add w0, w1, #(Lstart - Lend)
|
|
// CHECK-NEXT: ^
|
|
// CHECK: error: fixup value out of range
|
|
// CHECK-NEXT: cmp w0, #(Lstart - Lend)
|
|
// CHECK-NEXT: ^
|
|
|
|
.space 5000
|
|
Lfar:
|
|
add w0, w1, #(Lfar - Lend)
|
|
cmp w0, #(Lfar - Lend)
|
|
// CHECK: error: fixup value out of range
|
|
// CHECK-NEXT: add w0, w1, #(Lfar - Lend)
|
|
// CHECK-NEXT: ^
|
|
// CHECK: error: fixup value out of range
|
|
// CHECK-NEXT: cmp w0, #(Lfar - Lend)
|
|
// CHECK-NEXT: ^
|
|
|
|
Lprivate1:
|
|
.space 8
|
|
notprivate:
|
|
.space 8
|
|
Lprivate2:
|
|
add w0, w1, #(Lprivate2 - Lprivate1)
|
|
cmp w0, #(Lprivate2 - Lprivate1)
|
|
// CHECK: error: unknown AArch64 fixup kind!
|
|
// CHECK-NEXT: add w0, w1, #(Lprivate2 - Lprivate1)
|
|
// CHECK-NEXT: ^
|
|
// CHECK: error: unknown AArch64 fixup kind!
|
|
// CHECK-NEXT: cmp w0, #(Lprivate2 - Lprivate1)
|
|
// CHECK-NEXT: ^
|
|
|
|
.section __TEXT, sec_y, regular, pure_instructions
|
|
Lend_across_sec:
|
|
add w0, w1, #(Lend_across_sec - Lprivate2)
|
|
cmp w0, #(Lend_across_sec - Lprivate2)
|
|
// CHECK: error: unknown AArch64 fixup kind!
|
|
// CHECK-NEXT: add w0, w1, #(Lend_across_sec - Lprivate2)
|
|
// CHECK-NEXT: ^
|
|
// CHECK: error: unknown AArch64 fixup kind!
|
|
// CHECK-NEXT: cmp w0, #(Lend_across_sec - Lprivate2)
|
|
// CHECK-NEXT: ^
|