diff options
Diffstat (limited to 'llvm/test/CodeGen/X86/atomic_mi.ll')
| -rw-r--r-- | llvm/test/CodeGen/X86/atomic_mi.ll | 108 |
1 files changed, 108 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/X86/atomic_mi.ll b/llvm/test/CodeGen/X86/atomic_mi.ll index 7be79113620..356d9dcff6f 100644 --- a/llvm/test/CodeGen/X86/atomic_mi.ll +++ b/llvm/test/CodeGen/X86/atomic_mi.ll @@ -871,3 +871,111 @@ define void @fadd_64r(double* %loc, double %val) { store atomic i64 %3, i64* %floc release, align 8 ret void } + +@glob32 = global float 0.000000e+00, align 4 +@glob64 = global double 0.000000e+00, align 8 + +; Floating-point add to a global using an immediate. +define void @fadd_32g() { +; X64-LABEL: fadd_32g: +; X64-NOT: lock +; X64: movss .{{[A-Z0-9_]+}}(%rip), %[[XMM:xmm[0-9]+]] +; X64-NEXT: addss glob32(%rip), %[[XMM]] +; X64-NEXT: movss %[[XMM]], glob32(%rip) +; X32-LABEL: fadd_32g: +; Don't check x86-32 (see comment above). + %i = load atomic i32, i32* bitcast (float* @glob32 to i32*) monotonic, align 4 + %f = bitcast i32 %i to float + %add = fadd float %f, 1.000000e+00 + %s = bitcast float %add to i32 + store atomic i32 %s, i32* bitcast (float* @glob32 to i32*) monotonic, align 4 + ret void +} + +define void @fadd_64g() { +; X64-LABEL: fadd_64g: +; X64-NOT: lock +; X64: movsd .{{[A-Z0-9_]+}}(%rip), %[[XMM:xmm[0-9]+]] +; X64-NEXT: addsd glob64(%rip), %[[XMM]] +; X64-NEXT: movsd %[[XMM]], glob64(%rip) +; X32-LABEL: fadd_64g: +; Don't check x86-32 (see comment above). + %i = load atomic i64, i64* bitcast (double* @glob64 to i64*) monotonic, align 8 + %f = bitcast i64 %i to double + %add = fadd double %f, 1.000000e+00 + %s = bitcast double %add to i64 + store atomic i64 %s, i64* bitcast (double* @glob64 to i64*) monotonic, align 8 + ret void +} + +; Floating-point add to a hard-coded immediate location using an immediate. +define void @fadd_32imm() { +; X64-LABEL: fadd_32imm: +; X64-NOT: lock +; X64: movl $3735928559, %e[[M:[a-z]+]] +; X64: movss .{{[A-Z0-9_]+}}(%rip), %[[XMM:xmm[0-9]+]] +; X64-NEXT: addss (%r[[M]]), %[[XMM]] +; X64-NEXT: movss %[[XMM]], (%r[[M]]) +; X32-LABEL: fadd_32imm: +; Don't check x86-32 (see comment above). + %i = load atomic i32, i32* inttoptr (i32 3735928559 to i32*) monotonic, align 4 + %f = bitcast i32 %i to float + %add = fadd float %f, 1.000000e+00 + %s = bitcast float %add to i32 + store atomic i32 %s, i32* inttoptr (i32 3735928559 to i32*) monotonic, align 4 + ret void +} + +define void @fadd_64imm() { +; X64-LABEL: fadd_64imm: +; X64-NOT: lock +; X64: movl $3735928559, %e[[M:[a-z]+]] +; X64: movsd .{{[A-Z0-9_]+}}(%rip), %[[XMM:xmm[0-9]+]] +; X64-NEXT: addsd (%r[[M]]), %[[XMM]] +; X64-NEXT: movsd %[[XMM]], (%r[[M]]) +; X32-LABEL: fadd_64imm: +; Don't check x86-32 (see comment above). + %i = load atomic i64, i64* inttoptr (i64 3735928559 to i64*) monotonic, align 8 + %f = bitcast i64 %i to double + %add = fadd double %f, 1.000000e+00 + %s = bitcast double %add to i64 + store atomic i64 %s, i64* inttoptr (i64 3735928559 to i64*) monotonic, align 8 + ret void +} + +; Floating-point add to a stack location. +define void @fadd_32stack() { +; X64-LABEL: fadd_32stack: +; X64-NOT: lock +; X64: movss .{{[A-Z0-9_]+}}(%rip), %[[XMM:xmm[0-9]+]] +; X64-NEXT: addss [[STACKOFF:-?[0-9]+]](%rsp), %[[XMM]] +; X64-NEXT: movss %[[XMM]], [[STACKOFF]](%rsp) +; X32-LABEL: fadd_32stack: +; Don't check x86-32 (see comment above). + %ptr = alloca i32, align 4 + %bc3 = bitcast i32* %ptr to float* + %load = load atomic i32, i32* %ptr acquire, align 4 + %bc0 = bitcast i32 %load to float + %fadd = fadd float 1.000000e+00, %bc0 + %bc1 = bitcast float %fadd to i32 + store atomic i32 %bc1, i32* %ptr release, align 4 + ret void +} + +define void @fadd_64stack() { +; X64-LABEL: fadd_64stack: +; X64-NOT: lock +; X64: movsd .{{[A-Z0-9_]+}}(%rip), %[[XMM:xmm[0-9]+]] +; X64-NEXT: addsd [[STACKOFF:-?[0-9]+]](%rsp), %[[XMM]] +; X64-NEXT: movsd %[[XMM]], [[STACKOFF]](%rsp) +; X32-LABEL: fadd_64stack: +; Don't check x86-32 (see comment above). + %ptr = alloca i64, align 8 + %bc3 = bitcast i64* %ptr to double* + %load = load atomic i64, i64* %ptr acquire, align 8 + %bc0 = bitcast i64 %load to double + %fadd = fadd double 1.000000e+00, %bc0 + %bc1 = bitcast double %fadd to i64 + store atomic i64 %bc1, i64* %ptr release, align 8 + ret void +} |
