321 lines
16 KiB
C
321 lines
16 KiB
C
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// Test frontend handling of __sync builtins.
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// Modified from a gcc testcase.
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// RUN: %clang_cc1 -triple x86_64-apple-darwin -emit-llvm %s -o - | FileCheck %s
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signed char sc;
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unsigned char uc;
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signed short ss;
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unsigned short us;
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signed int si;
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unsigned int ui;
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signed long long sll;
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unsigned long long ull;
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__int128 s128;
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unsigned __int128 u128;
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void test_op_ignore (void) // CHECK-LABEL: define{{.*}} void @test_op_ignore
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{
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(void) __sync_fetch_and_add (&sc, 1); // CHECK: atomicrmw add i8
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(void) __sync_fetch_and_add (&uc, 1); // CHECK: atomicrmw add i8
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(void) __sync_fetch_and_add (&ss, 1); // CHECK: atomicrmw add i16
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(void) __sync_fetch_and_add (&us, 1); // CHECK: atomicrmw add i16
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(void) __sync_fetch_and_add (&si, 1); // CHECK: atomicrmw add i32
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(void) __sync_fetch_and_add (&ui, 1); // CHECK: atomicrmw add i32
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(void) __sync_fetch_and_add (&sll, 1); // CHECK: atomicrmw add i64
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(void) __sync_fetch_and_add (&ull, 1); // CHECK: atomicrmw add i64
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(void) __sync_fetch_and_sub (&sc, 1); // CHECK: atomicrmw sub i8
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(void) __sync_fetch_and_sub (&uc, 1); // CHECK: atomicrmw sub i8
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(void) __sync_fetch_and_sub (&ss, 1); // CHECK: atomicrmw sub i16
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(void) __sync_fetch_and_sub (&us, 1); // CHECK: atomicrmw sub i16
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(void) __sync_fetch_and_sub (&si, 1); // CHECK: atomicrmw sub i32
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(void) __sync_fetch_and_sub (&ui, 1); // CHECK: atomicrmw sub i32
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(void) __sync_fetch_and_sub (&sll, 1); // CHECK: atomicrmw sub i64
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(void) __sync_fetch_and_sub (&ull, 1); // CHECK: atomicrmw sub i64
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(void) __sync_fetch_and_or (&sc, 1); // CHECK: atomicrmw or i8
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(void) __sync_fetch_and_or (&uc, 1); // CHECK: atomicrmw or i8
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(void) __sync_fetch_and_or (&ss, 1); // CHECK: atomicrmw or i16
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(void) __sync_fetch_and_or (&us, 1); // CHECK: atomicrmw or i16
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(void) __sync_fetch_and_or (&si, 1); // CHECK: atomicrmw or i32
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(void) __sync_fetch_and_or (&ui, 1); // CHECK: atomicrmw or i32
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(void) __sync_fetch_and_or (&sll, 1); // CHECK: atomicrmw or i64
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(void) __sync_fetch_and_or (&ull, 1); // CHECK: atomicrmw or i64
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(void) __sync_fetch_and_xor (&sc, 1); // CHECK: atomicrmw xor i8
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(void) __sync_fetch_and_xor (&uc, 1); // CHECK: atomicrmw xor i8
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(void) __sync_fetch_and_xor (&ss, 1); // CHECK: atomicrmw xor i16
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(void) __sync_fetch_and_xor (&us, 1); // CHECK: atomicrmw xor i16
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(void) __sync_fetch_and_xor (&si, 1); // CHECK: atomicrmw xor i32
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(void) __sync_fetch_and_xor (&ui, 1); // CHECK: atomicrmw xor i32
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(void) __sync_fetch_and_xor (&sll, 1); // CHECK: atomicrmw xor i64
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(void) __sync_fetch_and_xor (&ull, 1); // CHECK: atomicrmw xor i64
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(void) __sync_fetch_and_xor (&u128, 1); // CHECK: atomicrmw xor i128
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(void) __sync_fetch_and_xor (&s128, 1); // CHECK: atomicrmw xor i128
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(void) __sync_fetch_and_nand (&sc, 1); // CHECK: atomicrmw nand i8
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(void) __sync_fetch_and_nand (&uc, 1); // CHECK: atomicrmw nand i8
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(void) __sync_fetch_and_nand (&ss, 1); // CHECK: atomicrmw nand i16
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(void) __sync_fetch_and_nand (&us, 1); // CHECK: atomicrmw nand i16
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(void) __sync_fetch_and_nand (&si, 1); // CHECK: atomicrmw nand i32
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(void) __sync_fetch_and_nand (&ui, 1); // CHECK: atomicrmw nand i32
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(void) __sync_fetch_and_nand (&sll, 1); // CHECK: atomicrmw nand i64
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(void) __sync_fetch_and_nand (&ull, 1); // CHECK: atomicrmw nand i64
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(void) __sync_fetch_and_and (&sc, 1); // CHECK: atomicrmw and i8
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(void) __sync_fetch_and_and (&uc, 1); // CHECK: atomicrmw and i8
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(void) __sync_fetch_and_and (&ss, 1); // CHECK: atomicrmw and i16
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(void) __sync_fetch_and_and (&us, 1); // CHECK: atomicrmw and i16
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(void) __sync_fetch_and_and (&si, 1); // CHECK: atomicrmw and i32
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(void) __sync_fetch_and_and (&ui, 1); // CHECK: atomicrmw and i32
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(void) __sync_fetch_and_and (&sll, 1); // CHECK: atomicrmw and i64
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(void) __sync_fetch_and_and (&ull, 1); // CHECK: atomicrmw and i64
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}
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void test_fetch_and_op (void) // CHECK-LABEL: define{{.*}} void @test_fetch_and_op
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{
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sc = __sync_fetch_and_add (&sc, 11); // CHECK: atomicrmw add
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uc = __sync_fetch_and_add (&uc, 11); // CHECK: atomicrmw add
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ss = __sync_fetch_and_add (&ss, 11); // CHECK: atomicrmw add
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us = __sync_fetch_and_add (&us, 11); // CHECK: atomicrmw add
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si = __sync_fetch_and_add (&si, 11); // CHECK: atomicrmw add
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ui = __sync_fetch_and_add (&ui, 11); // CHECK: atomicrmw add
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sll = __sync_fetch_and_add (&sll, 11); // CHECK: atomicrmw add
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ull = __sync_fetch_and_add (&ull, 11); // CHECK: atomicrmw add
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sc = __sync_fetch_and_sub (&sc, 11); // CHECK: atomicrmw sub
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uc = __sync_fetch_and_sub (&uc, 11); // CHECK: atomicrmw sub
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ss = __sync_fetch_and_sub (&ss, 11); // CHECK: atomicrmw sub
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us = __sync_fetch_and_sub (&us, 11); // CHECK: atomicrmw sub
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si = __sync_fetch_and_sub (&si, 11); // CHECK: atomicrmw sub
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ui = __sync_fetch_and_sub (&ui, 11); // CHECK: atomicrmw sub
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sll = __sync_fetch_and_sub (&sll, 11); // CHECK: atomicrmw sub
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ull = __sync_fetch_and_sub (&ull, 11); // CHECK: atomicrmw sub
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sc = __sync_fetch_and_or (&sc, 11); // CHECK: atomicrmw or
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uc = __sync_fetch_and_or (&uc, 11); // CHECK: atomicrmw or
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ss = __sync_fetch_and_or (&ss, 11); // CHECK: atomicrmw or
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us = __sync_fetch_and_or (&us, 11); // CHECK: atomicrmw or
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si = __sync_fetch_and_or (&si, 11); // CHECK: atomicrmw or
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ui = __sync_fetch_and_or (&ui, 11); // CHECK: atomicrmw or
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sll = __sync_fetch_and_or (&sll, 11); // CHECK: atomicrmw or
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ull = __sync_fetch_and_or (&ull, 11); // CHECK: atomicrmw or
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sc = __sync_fetch_and_xor (&sc, 11); // CHECK: atomicrmw xor
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uc = __sync_fetch_and_xor (&uc, 11); // CHECK: atomicrmw xor
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ss = __sync_fetch_and_xor (&ss, 11); // CHECK: atomicrmw xor
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us = __sync_fetch_and_xor (&us, 11); // CHECK: atomicrmw xor
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si = __sync_fetch_and_xor (&si, 11); // CHECK: atomicrmw xor
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ui = __sync_fetch_and_xor (&ui, 11); // CHECK: atomicrmw xor
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sll = __sync_fetch_and_xor (&sll, 11); // CHECK: atomicrmw xor
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ull = __sync_fetch_and_xor (&ull, 11); // CHECK: atomicrmw xor
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sc = __sync_fetch_and_nand (&sc, 11); // CHECK: atomicrmw nand
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uc = __sync_fetch_and_nand (&uc, 11); // CHECK: atomicrmw nand
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ss = __sync_fetch_and_nand (&ss, 11); // CHECK: atomicrmw nand
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us = __sync_fetch_and_nand (&us, 11); // CHECK: atomicrmw nand
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si = __sync_fetch_and_nand (&si, 11); // CHECK: atomicrmw nand
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ui = __sync_fetch_and_nand (&ui, 11); // CHECK: atomicrmw nand
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sll = __sync_fetch_and_nand (&sll, 11); // CHECK: atomicrmw nand
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ull = __sync_fetch_and_nand (&ull, 11); // CHECK: atomicrmw nand
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sc = __sync_fetch_and_and (&sc, 11); // CHECK: atomicrmw and
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uc = __sync_fetch_and_and (&uc, 11); // CHECK: atomicrmw and
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ss = __sync_fetch_and_and (&ss, 11); // CHECK: atomicrmw and
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us = __sync_fetch_and_and (&us, 11); // CHECK: atomicrmw and
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si = __sync_fetch_and_and (&si, 11); // CHECK: atomicrmw and
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ui = __sync_fetch_and_and (&ui, 11); // CHECK: atomicrmw and
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sll = __sync_fetch_and_and (&sll, 11); // CHECK: atomicrmw and
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ull = __sync_fetch_and_and (&ull, 11); // CHECK: atomicrmw and
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}
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void test_op_and_fetch (void)
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{
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sc = __sync_add_and_fetch (&sc, uc); // CHECK: atomicrmw add
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uc = __sync_add_and_fetch (&uc, uc); // CHECK: atomicrmw add
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ss = __sync_add_and_fetch (&ss, uc); // CHECK: atomicrmw add
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us = __sync_add_and_fetch (&us, uc); // CHECK: atomicrmw add
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si = __sync_add_and_fetch (&si, uc); // CHECK: atomicrmw add
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ui = __sync_add_and_fetch (&ui, uc); // CHECK: atomicrmw add
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sll = __sync_add_and_fetch (&sll, uc); // CHECK: atomicrmw add
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ull = __sync_add_and_fetch (&ull, uc); // CHECK: atomicrmw add
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sc = __sync_sub_and_fetch (&sc, uc); // CHECK: atomicrmw sub
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uc = __sync_sub_and_fetch (&uc, uc); // CHECK: atomicrmw sub
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ss = __sync_sub_and_fetch (&ss, uc); // CHECK: atomicrmw sub
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us = __sync_sub_and_fetch (&us, uc); // CHECK: atomicrmw sub
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si = __sync_sub_and_fetch (&si, uc); // CHECK: atomicrmw sub
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ui = __sync_sub_and_fetch (&ui, uc); // CHECK: atomicrmw sub
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sll = __sync_sub_and_fetch (&sll, uc); // CHECK: atomicrmw sub
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ull = __sync_sub_and_fetch (&ull, uc); // CHECK: atomicrmw sub
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sc = __sync_or_and_fetch (&sc, uc); // CHECK: atomicrmw or
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uc = __sync_or_and_fetch (&uc, uc); // CHECK: atomicrmw or
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ss = __sync_or_and_fetch (&ss, uc); // CHECK: atomicrmw or
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us = __sync_or_and_fetch (&us, uc); // CHECK: atomicrmw or
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si = __sync_or_and_fetch (&si, uc); // CHECK: atomicrmw or
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ui = __sync_or_and_fetch (&ui, uc); // CHECK: atomicrmw or
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sll = __sync_or_and_fetch (&sll, uc); // CHECK: atomicrmw or
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ull = __sync_or_and_fetch (&ull, uc); // CHECK: atomicrmw or
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sc = __sync_xor_and_fetch (&sc, uc); // CHECK: atomicrmw xor
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uc = __sync_xor_and_fetch (&uc, uc); // CHECK: atomicrmw xor
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ss = __sync_xor_and_fetch (&ss, uc); // CHECK: atomicrmw xor
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us = __sync_xor_and_fetch (&us, uc); // CHECK: atomicrmw xor
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si = __sync_xor_and_fetch (&si, uc); // CHECK: atomicrmw xor
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ui = __sync_xor_and_fetch (&ui, uc); // CHECK: atomicrmw xor
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sll = __sync_xor_and_fetch (&sll, uc); // CHECK: atomicrmw xor
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ull = __sync_xor_and_fetch (&ull, uc); // CHECK: atomicrmw xor
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sc = __sync_nand_and_fetch (&sc, uc); // CHECK: atomicrmw nand
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// CHECK: and
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// CHECK: xor
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// CHECK: -1
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uc = __sync_nand_and_fetch (&uc, uc); // CHECK: atomicrmw nand
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// CHECK: and
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// CHECK: xor
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// CHECK: -1
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ss = __sync_nand_and_fetch (&ss, uc); // CHECK: atomicrmw nand
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// CHECK: and
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// CHECK: xor
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// CHECK: -1
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us = __sync_nand_and_fetch (&us, uc); // CHECK: atomicrmw nand
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// CHECK: and
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// CHECK: xor
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// CHECK: -1
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si = __sync_nand_and_fetch (&si, uc); // CHECK: atomicrmw nand
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// CHECK: and
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// CHECK: xor
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// CHECK: -1
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ui = __sync_nand_and_fetch (&ui, uc); // CHECK: atomicrmw nand
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// CHECK: and
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// CHECK: xor
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// CHECK: -1
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sll = __sync_nand_and_fetch (&sll, uc); // CHECK: atomicrmw nand
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// CHECK: and
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// CHECK: xor
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// CHECK: -1
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ull = __sync_nand_and_fetch (&ull, uc); // CHECK: atomicrmw nand
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// CHECK: and
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// CHECK: xor
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// CHECK: -1
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u128 = __sync_nand_and_fetch (&u128, uc); // CHECK: atomicrmw nand
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// CHECK: and
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// CHECK: xor
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// CHECK: -1
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s128 = __sync_nand_and_fetch (&s128, uc); // CHECK: atomicrmw nand
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// CHECK: and
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// CHECK: xor
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// CHECK: -1
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sc = __sync_and_and_fetch (&sc, uc); // CHECK: atomicrmw and
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uc = __sync_and_and_fetch (&uc, uc); // CHECK: atomicrmw and
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ss = __sync_and_and_fetch (&ss, uc); // CHECK: atomicrmw and
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us = __sync_and_and_fetch (&us, uc); // CHECK: atomicrmw and
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si = __sync_and_and_fetch (&si, uc); // CHECK: atomicrmw and
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ui = __sync_and_and_fetch (&ui, uc); // CHECK: atomicrmw and
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sll = __sync_and_and_fetch (&sll, uc); // CHECK: atomicrmw and
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ull = __sync_and_and_fetch (&ull, uc); // CHECK: atomicrmw and
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}
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void test_compare_and_swap (void)
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{
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sc = __sync_val_compare_and_swap (&sc, uc, sc);
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// CHECK: [[PAIR:%[a-z0-9._]+]] = cmpxchg i8
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// CHECK: extractvalue { i8, i1 } [[PAIR]], 0
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uc = __sync_val_compare_and_swap (&uc, uc, sc);
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// CHECK: [[PAIR:%[a-z0-9._]+]] = cmpxchg i8
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// CHECK: extractvalue { i8, i1 } [[PAIR]], 0
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ss = __sync_val_compare_and_swap (&ss, uc, sc);
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// CHECK: [[PAIR:%[a-z0-9._]+]] = cmpxchg i16
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// CHECK: extractvalue { i16, i1 } [[PAIR]], 0
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us = __sync_val_compare_and_swap (&us, uc, sc);
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// CHECK: [[PAIR:%[a-z0-9._]+]] = cmpxchg i16
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// CHECK: extractvalue { i16, i1 } [[PAIR]], 0
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si = __sync_val_compare_and_swap (&si, uc, sc);
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// CHECK: [[PAIR:%[a-z0-9._]+]] = cmpxchg i32
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// CHECK: extractvalue { i32, i1 } [[PAIR]], 0
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ui = __sync_val_compare_and_swap (&ui, uc, sc);
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// CHECK: [[PAIR:%[a-z0-9._]+]] = cmpxchg i32
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// CHECK: extractvalue { i32, i1 } [[PAIR]], 0
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sll = __sync_val_compare_and_swap (&sll, uc, sc);
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// CHECK: [[PAIR:%[a-z0-9._]+]] = cmpxchg i64
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// CHECK: extractvalue { i64, i1 } [[PAIR]], 0
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ull = __sync_val_compare_and_swap (&ull, uc, sc);
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// CHECK: [[PAIR:%[a-z0-9._]+]] = cmpxchg i64
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// CHECK: extractvalue { i64, i1 } [[PAIR]], 0
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ui = __sync_bool_compare_and_swap (&sc, uc, sc);
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// CHECK: [[PAIR:%[a-z0-9._]+]] = cmpxchg i8
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// CHECK: extractvalue { i8, i1 } [[PAIR]], 1
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ui = __sync_bool_compare_and_swap (&uc, uc, sc);
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// CHECK: [[PAIR:%[a-z0-9._]+]] = cmpxchg i8
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// CHECK: extractvalue { i8, i1 } [[PAIR]], 1
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ui = __sync_bool_compare_and_swap (&ss, uc, sc);
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// CHECK: [[PAIR:%[a-z0-9._]+]] = cmpxchg i16
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// CHECK: extractvalue { i16, i1 } [[PAIR]], 1
|
||
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|
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ui = __sync_bool_compare_and_swap (&us, uc, sc);
|
||
|
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// CHECK: [[PAIR:%[a-z0-9._]+]] = cmpxchg i16
|
||
|
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// CHECK: extractvalue { i16, i1 } [[PAIR]], 1
|
||
|
|
|
||
|
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ui = __sync_bool_compare_and_swap (&si, uc, sc);
|
||
|
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// CHECK: [[PAIR:%[a-z0-9._]+]] = cmpxchg i32
|
||
|
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// CHECK: extractvalue { i32, i1 } [[PAIR]], 1
|
||
|
|
|
||
|
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ui = __sync_bool_compare_and_swap (&ui, uc, sc);
|
||
|
|
// CHECK: [[PAIR:%[a-z0-9._]+]] = cmpxchg i32
|
||
|
|
// CHECK: extractvalue { i32, i1 } [[PAIR]], 1
|
||
|
|
|
||
|
|
ui = __sync_bool_compare_and_swap (&sll, uc, sc);
|
||
|
|
// CHECK: [[PAIR:%[a-z0-9._]+]] = cmpxchg i64
|
||
|
|
// CHECK: extractvalue { i64, i1 } [[PAIR]], 1
|
||
|
|
|
||
|
|
ui = __sync_bool_compare_and_swap (&ull, uc, sc);
|
||
|
|
// CHECK: [[PAIR:%[a-z0-9._]+]] = cmpxchg i64
|
||
|
|
// CHECK: extractvalue { i64, i1 } [[PAIR]], 1
|
||
|
|
}
|
||
|
|
|
||
|
|
void test_lock (void)
|
||
|
|
{
|
||
|
|
sc = __sync_lock_test_and_set (&sc, 1); // CHECK: atomicrmw xchg i8
|
||
|
|
uc = __sync_lock_test_and_set (&uc, 1); // CHECK: atomicrmw xchg i8
|
||
|
|
ss = __sync_lock_test_and_set (&ss, 1); // CHECK: atomicrmw xchg i16
|
||
|
|
us = __sync_lock_test_and_set (&us, 1); // CHECK: atomicrmw xchg i16
|
||
|
|
si = __sync_lock_test_and_set (&si, 1); // CHECK: atomicrmw xchg i32
|
||
|
|
ui = __sync_lock_test_and_set (&ui, 1); // CHECK: atomicrmw xchg i32
|
||
|
|
sll = __sync_lock_test_and_set (&sll, 1); // CHECK: atomicrmw xchg i64
|
||
|
|
ull = __sync_lock_test_and_set (&ull, 1); // CHECK: atomicrmw xchg i64
|
||
|
|
|
||
|
|
__sync_synchronize (); // CHECK: fence seq_cst
|
||
|
|
|
||
|
|
__sync_lock_release (&sc); // CHECK: store atomic {{.*}} release, align 1
|
||
|
|
__sync_lock_release (&uc); // CHECK: store atomic {{.*}} release, align 1
|
||
|
|
__sync_lock_release (&ss); // CHECK: store atomic {{.*}} release, align 2
|
||
|
|
__sync_lock_release (&us); /// CHECK: store atomic {{.*}} release, align 2
|
||
|
|
__sync_lock_release (&si); // CHECK: store atomic {{.*}} release, align 4
|
||
|
|
__sync_lock_release (&ui); // CHECK: store atomic {{.*}} release, align 4
|
||
|
|
__sync_lock_release (&sll); // CHECK: store atomic {{.*}} release, align 8
|
||
|
|
__sync_lock_release (&ull); // CHECK: store atomic {{.*}} release, align 8
|
||
|
|
}
|
||
|
|
|
||
|
|
void test_atomic(void) {
|
||
|
|
ui = __atomic_fetch_min(&ui, 5, __ATOMIC_RELAXED); // CHECK: atomicrmw umin {{.*}} monotonic
|
||
|
|
si = __atomic_fetch_min(&si, 5, __ATOMIC_SEQ_CST); // CHECK: atomicrmw min {{.*}} seq_cst
|
||
|
|
ui = __atomic_fetch_max(&ui, 5, __ATOMIC_ACQUIRE); // CHECK: atomicrmw umax {{.*}} acquire
|
||
|
|
si = __atomic_fetch_max(&si, 5, __ATOMIC_RELEASE); // CHECK: atomicrmw max {{.*}} release
|
||
|
|
}
|