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| author | Lars Knoll <lars.knoll@nokia.com> | 2009-03-23 09:18:55 (GMT) |
|---|---|---|
| committer | Simon Hausmann <simon.hausmann@nokia.com> | 2009-03-23 09:18:55 (GMT) |
| commit | e5fcad302d86d316390c6b0f62759a067313e8a9 (patch) | |
| tree | c2afbf6f1066b6ce261f14341cf6d310e5595bc1 /src/corelib/arch/i386 | |
| download | Qt-e5fcad302d86d316390c6b0f62759a067313e8a9.zip Qt-e5fcad302d86d316390c6b0f62759a067313e8a9.tar.gz Qt-e5fcad302d86d316390c6b0f62759a067313e8a9.tar.bz2 | |
Long live Qt 4.5!
Diffstat (limited to 'src/corelib/arch/i386')
| -rw-r--r-- | src/corelib/arch/i386/arch.pri | 4 | ||||
| -rw-r--r-- | src/corelib/arch/i386/qatomic_i386.s | 103 |
2 files changed, 107 insertions, 0 deletions
diff --git a/src/corelib/arch/i386/arch.pri b/src/corelib/arch/i386/arch.pri new file mode 100644 index 0000000..3101dae --- /dev/null +++ b/src/corelib/arch/i386/arch.pri @@ -0,0 +1,4 @@ +# +# i386 architecture +# +!*-g++*:!*-icc*:SOURCES += $$QT_ARCH_CPP/qatomic_i386.s diff --git a/src/corelib/arch/i386/qatomic_i386.s b/src/corelib/arch/i386/qatomic_i386.s new file mode 100644 index 0000000..08158f9 --- /dev/null +++ b/src/corelib/arch/i386/qatomic_i386.s @@ -0,0 +1,103 @@ + .text + + .align 4,0x90 + .globl q_atomic_test_and_set_int +q_atomic_test_and_set_int: + movl 4(%esp),%ecx + movl 8(%esp),%eax + movl 12(%esp),%edx + lock + cmpxchgl %edx,(%ecx) + mov $0,%eax + sete %al + ret + .align 4,0x90 + .type q_atomic_test_and_set_int,@function + .size q_atomic_test_and_set_int,.-q_atomic_test_and_set_int + + .align 4,0x90 + .globl q_atomic_test_and_set_ptr +q_atomic_test_and_set_ptr: + movl 4(%esp),%ecx + movl 8(%esp),%eax + movl 12(%esp),%edx + lock + cmpxchgl %edx,(%ecx) + mov $0,%eax + sete %al + ret + .align 4,0x90 + .type q_atomic_test_and_set_ptr,@function + .size q_atomic_test_and_set_ptr,.-q_atomic_test_and_set_ptr + + .align 4,0x90 + .globl q_atomic_increment +q_atomic_increment: + movl 4(%esp), %ecx + lock + incl (%ecx) + mov $0,%eax + setne %al + ret + .align 4,0x90 + .type q_atomic_increment,@function + .size q_atomic_increment,.-q_atomic_increment + + .align 4,0x90 + .globl q_atomic_decrement +q_atomic_decrement: + movl 4(%esp), %ecx + lock + decl (%ecx) + mov $0,%eax + setne %al + ret + .align 4,0x90 + .type q_atomic_decrement,@function + .size q_atomic_decrement,.-q_atomic_decrement + + .align 4,0x90 + .globl q_atomic_set_int +q_atomic_set_int: + mov 4(%esp),%ecx + mov 8(%esp),%eax + xchgl %eax,(%ecx) + ret + .align 4,0x90 + .type q_atomic_set_int,@function + .size q_atomic_set_int,.-q_atomic_set_int + + .align 4,0x90 + .globl q_atomic_set_ptr +q_atomic_set_ptr: + mov 4(%esp),%ecx + mov 8(%esp),%eax + xchgl %eax,(%ecx) + ret + .align 4,0x90 + .type q_atomic_set_ptr,@function + .size q_atomic_set_ptr,.-q_atomic_set_ptr + + .align 4,0x90 + .globl q_atomic_fetch_and_add_int +q_atomic_fetch_and_add_int: + mov 4(%esp),%ecx + mov 8(%esp),%eax + lock + xadd %eax,(%ecx) + ret + .align 4,0x90 + .type q_atomic_fetch_and_add_int,@function + .size q_atomic_fetch_and_add_int,.-q_atomic_fetch_and_add_int + + .align 4,0x90 + .globl q_atomic_fetch_and_add_ptr +q_atomic_fetch_and_add_ptr: + mov 4(%esp),%ecx + mov 8(%esp),%eax + lock + xadd %eax,(%ecx) + ret + .align 4,0x90 + .type q_atomic_fetch_and_add_ptr,@function + .size q_atomic_fetch_and_add_ptr,.-q_atomic_fetch_and_add_ptr |