diff --git a/library/stdarch/crates/core_arch/src/x86/avx512dq.rs b/library/stdarch/crates/core_arch/src/x86/avx512dq.rs
index 20ae01b3930c..d458932fb16d 100644
--- a/library/stdarch/crates/core_arch/src/x86/avx512dq.rs
+++ b/library/stdarch/crates/core_arch/src/x86/avx512dq.rs
@@ -7071,18 +7071,18 @@ unsafe extern "C" {
     #[link_name = "llvm.x86.avx512.sitofp.round.v8f32.v8i64"]
     fn vcvtqq2ps_512(a: i64x8, rounding: i32) -> f32x8;
 
-    #[link_name = "llvm.x86.avx512.uitofp.round.v2f64.v2u64"]
+    #[link_name = "llvm.x86.avx512.uitofp.round.v2f64.v2i64"]
     fn vcvtuqq2pd_128(a: u64x2, rounding: i32) -> f64x2;
-    #[link_name = "llvm.x86.avx512.uitofp.round.v4f64.v4u64"]
+    #[link_name = "llvm.x86.avx512.uitofp.round.v4f64.v4i64"]
     fn vcvtuqq2pd_256(a: u64x4, rounding: i32) -> f64x4;
-    #[link_name = "llvm.x86.avx512.uitofp.round.v8f64.v8u64"]
+    #[link_name = "llvm.x86.avx512.uitofp.round.v8f64.v8i64"]
     fn vcvtuqq2pd_512(a: u64x8, rounding: i32) -> f64x8;
 
     #[link_name = "llvm.x86.avx512.mask.cvtuqq2ps.128"]
     fn vcvtuqq2ps_128(a: u64x2, src: f32x4, k: __mmask8) -> f32x4;
-    #[link_name = "llvm.x86.avx512.uitofp.round.v4f32.v4u64"]
+    #[link_name = "llvm.x86.avx512.uitofp.round.v4f32.v4i64"]
     fn vcvtuqq2ps_256(a: u64x4, rounding: i32) -> f32x4;
-    #[link_name = "llvm.x86.avx512.uitofp.round.v8f32.v8u64"]
+    #[link_name = "llvm.x86.avx512.uitofp.round.v8f32.v8i64"]
     fn vcvtuqq2ps_512(a: u64x8, rounding: i32) -> f32x8;
 
     #[link_name = "llvm.x86.avx512.mask.cvtpd2qq.128"]
diff --git a/library/stdarch/crates/core_arch/src/x86/avx512fp16.rs b/library/stdarch/crates/core_arch/src/x86/avx512fp16.rs
index a5ebf2c98db5..0a81a0581f97 100644
--- a/library/stdarch/crates/core_arch/src/x86/avx512fp16.rs
+++ b/library/stdarch/crates/core_arch/src/x86/avx512fp16.rs
@@ -16458,11 +16458,11 @@ unsafe extern "C" {
     fn vcvtw2ph_256(a: i16x16, rounding: i32) -> __m256h;
     #[link_name = "llvm.x86.avx512.sitofp.round.v32f16.v32i16"]
     fn vcvtw2ph_512(a: i16x32, rounding: i32) -> __m512h;
-    #[link_name = "llvm.x86.avx512.uitofp.round.v8f16.v8u16"]
+    #[link_name = "llvm.x86.avx512.uitofp.round.v8f16.v8i16"]
     fn vcvtuw2ph_128(a: u16x8, rounding: i32) -> __m128h;
-    #[link_name = "llvm.x86.avx512.uitofp.round.v16f16.v16u16"]
+    #[link_name = "llvm.x86.avx512.uitofp.round.v16f16.v16i16"]
     fn vcvtuw2ph_256(a: u16x16, rounding: i32) -> __m256h;
-    #[link_name = "llvm.x86.avx512.uitofp.round.v32f16.v32u16"]
+    #[link_name = "llvm.x86.avx512.uitofp.round.v32f16.v32i16"]
     fn vcvtuw2ph_512(a: u16x32, rounding: i32) -> __m512h;
 
     #[link_name = "llvm.x86.avx512fp16.mask.vcvtdq2ph.128"]
@@ -16475,9 +16475,9 @@ unsafe extern "C" {
     fn vcvtsi2sh(a: __m128h, b: i32, rounding: i32) -> __m128h;
     #[link_name = "llvm.x86.avx512fp16.mask.vcvtudq2ph.128"]
     fn vcvtudq2ph_128(a: u32x4, src: __m128h, k: __mmask8) -> __m128h;
-    #[link_name = "llvm.x86.avx512.uitofp.round.v8f16.v8u32"]
+    #[link_name = "llvm.x86.avx512.uitofp.round.v8f16.v8i32"]
     fn vcvtudq2ph_256(a: u32x8, rounding: i32) -> __m128h;
-    #[link_name = "llvm.x86.avx512.uitofp.round.v16f16.v16u32"]
+    #[link_name = "llvm.x86.avx512.uitofp.round.v16f16.v16i32"]
     fn vcvtudq2ph_512(a: u32x16, rounding: i32) -> __m256h;
     #[link_name = "llvm.x86.avx512fp16.vcvtusi2sh"]
     fn vcvtusi2sh(a: __m128h, b: u32, rounding: i32) -> __m128h;
@@ -16492,7 +16492,7 @@ unsafe extern "C" {
     fn vcvtuqq2ph_128(a: u64x2, src: __m128h, k: __mmask8) -> __m128h;
     #[link_name = "llvm.x86.avx512fp16.mask.vcvtuqq2ph.256"]
     fn vcvtuqq2ph_256(a: u64x4, src: __m128h, k: __mmask8) -> __m128h;
-    #[link_name = "llvm.x86.avx512.uitofp.round.v8f16.v8u64"]
+    #[link_name = "llvm.x86.avx512.uitofp.round.v8f16.v8i64"]
     fn vcvtuqq2ph_512(a: u64x8, rounding: i32) -> __m128h;
 
     #[link_name = "llvm.x86.avx512fp16.mask.vcvtps2phx.128"]