35 lines
1017 B
Rust
35 lines
1017 B
Rust
//@ compile-flags: -O -C no-prepopulate-passes
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//@ only-x86_64 (it's using arch-specific types)
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#![crate_type = "lib"]
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use std::arch::x86_64::{__m128, __m128i, __m256i};
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use std::mem::transmute;
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// CHECK-LABEL: @check_sse_float_to_int(
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#[no_mangle]
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pub unsafe fn check_sse_float_to_int(x: __m128) -> __m128i {
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// CHECK-NOT: alloca
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// CHECK: %0 = load <4 x float>, ptr %x, align 16
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// CHECK: store <4 x float> %0, ptr %_0, align 16
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transmute(x)
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}
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// CHECK-LABEL: @check_sse_pair_to_avx(
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#[no_mangle]
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pub unsafe fn check_sse_pair_to_avx(x: (__m128i, __m128i)) -> __m256i {
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// CHECK-NOT: alloca
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// CHECK: %0 = load <4 x i64>, ptr %x, align 16
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// CHECK: store <4 x i64> %0, ptr %_0, align 32
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transmute(x)
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}
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// CHECK-LABEL: @check_sse_pair_from_avx(
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#[no_mangle]
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pub unsafe fn check_sse_pair_from_avx(x: __m256i) -> (__m128i, __m128i) {
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// CHECK-NOT: alloca
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// CHECK: %0 = load <4 x i64>, ptr %x, align 32
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// CHECK: store <4 x i64> %0, ptr %_0, align 16
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transmute(x)
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}
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