61d065e21f
Recently atomicrmw started to support fadd/fsub: https://reviews.llvm.org/D53965 However clang atomic builtins fetch add/sub still does not support emitting atomicrmw fadd/fsub. This patch adds that. Reviewed by: John McCall, Artem Belevich, Matt Arsenault, JF Bastien, James Y Knight, Louis Dionne, Olivier Giroux Differential Revision: https://reviews.llvm.org/D71726
45 lines
1.7 KiB
C
45 lines
1.7 KiB
C
// RUN: %clang_cc1 %s -emit-llvm -DDOUBLE -O0 -o - -triple=amdgcn-amd-amdhsa \
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// RUN: | opt -instnamer -S | FileCheck -check-prefixes=FLOAT,DOUBLE %s
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// RUN: %clang_cc1 %s -emit-llvm -DDOUBLE -O0 -o - -triple=aarch64-linux-gnu \
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// RUN: | opt -instnamer -S | FileCheck -check-prefixes=FLOAT,DOUBLE %s
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// RUN: %clang_cc1 %s -emit-llvm -O0 -o - -triple=armv8-apple-ios7.0 \
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// RUN: | opt -instnamer -S | FileCheck -check-prefixes=FLOAT %s
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// RUN: %clang_cc1 %s -emit-llvm -DDOUBLE -O0 -o - -triple=hexagon \
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// RUN: | opt -instnamer -S | FileCheck -check-prefixes=FLOAT,DOUBLE %s
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// RUN: %clang_cc1 %s -emit-llvm -DDOUBLE -O0 -o - -triple=mips64-mti-linux-gnu \
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// RUN: | opt -instnamer -S | FileCheck -check-prefixes=FLOAT,DOUBLE %s
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// RUN: %clang_cc1 %s -emit-llvm -O0 -o - -triple=i686-linux-gnu \
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// RUN: | opt -instnamer -S | FileCheck -check-prefixes=FLOAT %s
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// RUN: %clang_cc1 %s -emit-llvm -DDOUBLE -O0 -o - -triple=x86_64-linux-gnu \
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// RUN: | opt -instnamer -S | FileCheck -check-prefixes=FLOAT,DOUBLE %s
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typedef enum memory_order {
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memory_order_relaxed = __ATOMIC_RELAXED,
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memory_order_acquire = __ATOMIC_ACQUIRE,
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memory_order_release = __ATOMIC_RELEASE,
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memory_order_acq_rel = __ATOMIC_ACQ_REL,
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memory_order_seq_cst = __ATOMIC_SEQ_CST
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} memory_order;
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void test(float *f, float ff, double *d, double dd) {
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// FLOAT: atomicrmw fadd float* {{.*}} monotonic
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__atomic_fetch_add(f, ff, memory_order_relaxed);
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// FLOAT: atomicrmw fsub float* {{.*}} monotonic
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__atomic_fetch_sub(f, ff, memory_order_relaxed);
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#ifdef DOUBLE
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// DOUBLE: atomicrmw fadd double* {{.*}} monotonic
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__atomic_fetch_add(d, dd, memory_order_relaxed);
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// DOUBLE: atomicrmw fsub double* {{.*}} monotonic
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__atomic_fetch_sub(d, dd, memory_order_relaxed);
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#endif
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}
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