mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-27 13:30:05 +00:00
ccdb9c9483
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@199016 91177308-0d34-0410-b5e6-96231b3b80d8
72 lines
1.9 KiB
LLVM
72 lines
1.9 KiB
LLVM
; RUN: llc < %s -mtriple=armv7-apple-ios -verify-machineinstrs | FileCheck %s -check-prefix=ARM
|
|
; RUN: llc < %s -mtriple=armv7-apple-ios -O0 | FileCheck %s -check-prefix=ARM
|
|
; RUN: llc < %s -mtriple=thumbv7-apple-ios -verify-machineinstrs | FileCheck %s -check-prefix=THUMBTWO
|
|
; RUN: llc < %s -mtriple=thumbv6-apple-ios | FileCheck %s -check-prefix=THUMBONE
|
|
; RUN: llc < %s -mtriple=armv4-apple-ios | FileCheck %s -check-prefix=ARMV4
|
|
|
|
define void @test1(i32* %ptr, i32 %val1) {
|
|
; ARM: test1
|
|
; ARM: dmb {{ish$}}
|
|
; ARM-NEXT: str
|
|
; ARM-NEXT: dmb {{ish$}}
|
|
; THUMBONE: test1
|
|
; THUMBONE: __sync_lock_test_and_set_4
|
|
; THUMBTWO: test1
|
|
; THUMBTWO: dmb {{ish$}}
|
|
; THUMBTWO-NEXT: str
|
|
; THUMBTWO-NEXT: dmb {{ish$}}
|
|
store atomic i32 %val1, i32* %ptr seq_cst, align 4
|
|
ret void
|
|
}
|
|
|
|
define i32 @test2(i32* %ptr) {
|
|
; ARM: test2
|
|
; ARM: ldr
|
|
; ARM-NEXT: dmb {{ish$}}
|
|
; THUMBONE: test2
|
|
; THUMBONE: __sync_val_compare_and_swap_4
|
|
; THUMBTWO: test2
|
|
; THUMBTWO: ldr
|
|
; THUMBTWO-NEXT: dmb {{ish$}}
|
|
%val = load atomic i32* %ptr seq_cst, align 4
|
|
ret i32 %val
|
|
}
|
|
|
|
define void @test3(i8* %ptr1, i8* %ptr2) {
|
|
; ARM: test3
|
|
; ARM: ldrb
|
|
; ARM: strb
|
|
; THUMBTWO: test3
|
|
; THUMBTWO: ldrb
|
|
; THUMBTWO: strb
|
|
; THUMBONE: test3
|
|
; THUMBONE: ldrb
|
|
; THUMBONE: strb
|
|
%val = load atomic i8* %ptr1 unordered, align 1
|
|
store atomic i8 %val, i8* %ptr2 unordered, align 1
|
|
ret void
|
|
}
|
|
|
|
define void @test4(i8* %ptr1, i8* %ptr2) {
|
|
; THUMBONE: test4
|
|
; THUMBONE: ___sync_val_compare_and_swap_1
|
|
; THUMBONE: ___sync_lock_test_and_set_1
|
|
%val = load atomic i8* %ptr1 seq_cst, align 1
|
|
store atomic i8 %val, i8* %ptr2 seq_cst, align 1
|
|
ret void
|
|
}
|
|
|
|
define i64 @test_old_load_64bit(i64* %p) {
|
|
; ARMV4: test_old_load_64bit
|
|
; ARMV4: ___sync_val_compare_and_swap_8
|
|
%1 = load atomic i64* %p seq_cst, align 8
|
|
ret i64 %1
|
|
}
|
|
|
|
define void @test_old_store_64bit(i64* %p, i64 %v) {
|
|
; ARMV4: test_old_store_64bit
|
|
; ARMV4: ___sync_lock_test_and_set_8
|
|
store atomic i64 %v, i64* %p seq_cst, align 8
|
|
ret void
|
|
}
|