Add support for Vector Multiply Sum on PowerPC

Author: lu-zero

src/etc/platform-intrinsics/powerpc.json

@@ -163,6 +163,27 @@
             "llvm": "vmhaddshs",
             "ret": "s16",
             "args": ["0", "0", "0"]
+        },
+        {
+            "intrinsic": "msumu{1.data_type_short}m",
+            "width": [128],
+            "llvm": "vmsumu{1.data_type_short}m",
+            "ret": "u32",
+            "args": ["u(8-16)", "1", "u32"]
+        },
+        {
+            "intrinsic": "msummbm",
+            "width": [128],
+            "llvm": "vmsummbm",
+            "ret": "s32",
+            "args": ["s8", "u8", "s32"]
+        },
+        {
+            "intrinsic": "msumshm",
+            "width": [128],
+            "llvm": "vmsumshm",
+            "ret": "s32",
+            "args": ["s16", "s16", "s32"]
         }
     ]
 }

src/librustc_platform_intrinsics/powerpc.rs

@@ -342,6 +342,26 @@ pub fn find(name: &str) -> Option<Intrinsic> {
             output: &::I16x8,
             definition: Named("llvm.ppc.altivec.vmhaddshs")
         },
+        "_vec_msumubm" => Intrinsic {
+            inputs: { static INPUTS: [&'static Type; 3] = [&::U8x16, &::U8x16, &::U32x4]; &INPUTS },
+            output: &::U32x4,
+            definition: Named("llvm.ppc.altivec.vmsumubm")
+        },
+        "_vec_msumuhm" => Intrinsic {
+            inputs: { static INPUTS: [&'static Type; 3] = [&::U16x8, &::U16x8, &::U32x4]; &INPUTS },
+            output: &::U32x4,
+            definition: Named("llvm.ppc.altivec.vmsumuhm")
+        },
+        "_vec_msummbm" => Intrinsic {
+            inputs: { static INPUTS: [&'static Type; 3] = [&::I8x16, &::U8x16, &::I32x4]; &INPUTS },
+            output: &::I32x4,
+            definition: Named("llvm.ppc.altivec.vmsummbm")
+        },
+        "_vec_msumshm" => Intrinsic {
+            inputs: { static INPUTS: [&'static Type; 3] = [&::I16x8, &::I16x8, &::I32x4]; &INPUTS },
+            output: &::I32x4,
+            definition: Named("llvm.ppc.altivec.vmsumshm")
+        },
         _ => return None,
     })
 }