Support powerpc

Co-authored-by: Joris Dauphin <[email protected]>

Author: barracuda156

premake5.lua

@@ -172,6 +172,8 @@
 			{ "ARM64", "ARM64" },
 			{ "x86", "x86 (On macOS, same as x86_64.)" },
 			{ "x86_64", "x86_64" },
+			{ "ppc", "PowerPC 32-bit" },
+			{ "ppc64", "PowerPC 64-bit" },
 			{ "Universal", "Universal Binary (macOS only)" },
 			--
 			{ "Win32", "Same as x86" },
@@ -243,6 +245,14 @@
 			buildoptions { "-arch arm64", "-arch x86_64" }
 			linkoptions { "-arch arm64", "-arch x86_64" }
 
+		filter { "system:macosx", "options:arch=ppc" }
+			buildoptions { "-arch ppc" }
+			linkoptions { "-arch ppc" }
+
+		filter { "system:macosx", "options:arch=ppc64" }
+			buildoptions { "-arch ppc64" }
+			linkoptions { "-arch ppc64" }
+
 		filter { "system:windows", "options:arch=ARM" }
 			platforms { "ARM" }
 

src/_premake_init.lua

@@ -30,6 +30,8 @@
 			p.ARM64,
 			p.RISCV64,
 			p.LOONGARCH64,
+			p.PPC,
+			p.PPC64,
 			p.WASM32,
 			p.WASM64,
 			p.E2K
@@ -968,6 +970,7 @@
 			"SSSE3",
 			"SSE4.1",
 			"SSE4.2",
+			"ALTIVEC",
 		}
 	}
 

src/base/_foundation.lua

@@ -65,6 +65,8 @@
 	premake.ARM64       = "ARM64"
 	premake.RISCV64     = "RISCV64"
 	premake.LOONGARCH64 = "loongarch64"
+	premake.PPC         = "ppc"
+	premake.PPC64       = "ppc64"
 	premake.WASM32 = "wasm32"
 	premake.WASM64 = "wasm64"
 	premake.E2K = "e2k"

src/host/premake.h

@@ -75,6 +75,10 @@
 #define PLATFORM_ARCHITECTURE "loongarch64"
 #elif defined(__e2k__)
 #define PLATFORM_ARCHITECTURE "e2k"
+#elif defined(__ppc64__) || defined(__powerpc64__)
+#define PLATFORM_ARCHITECTURE "ppc64"
+#elif defined(__ppc__) || defined(__powerpc__)
+#define PLATFORM_ARCHITECTURE "ppc"
 #elif !defined(RC_INVOKED)
 #error Unknown architecture detected
 #endif

src/tools/gcc.lua

@@ -100,6 +100,7 @@
 			SSSE3 = "-mssse3",
 			["SSE4.1"] = "-msse4.1",
 			["SSE4.2"] = "-msse4.2",
+			ALTIVEC = "-maltivec",
 		},
 		isaextensions = {
 			MOVBE = "-mmovbe",

website/docs/architecture.md

@@ -15,6 +15,8 @@ architecture ("value")
 * `ARM64`
 * `RISCV64`
 * `loongarch64`
+* `ppc`
+* `ppc64`
 * `wasm32`,
 * `wasm64`,
 * `e2k`,

website/docs/vectorextensions.md

@@ -22,6 +22,7 @@ If no value is set for a configuration, the toolset's default vector extension s
 | SSSE3       | Use the SSSE3 instruction set.                         |
 | SSE4.1      | Use the SSE4.1 instruction set.                        |
 | SSE4.2      | Use the SSE4.2 instruction set.                        |
+| ALTIVEC     | Use Altivec (ISA 2.02) instruction set.                |
 | NEON        | Use the NEON instruction set (Android only)            |
 | MXU         | Use the XBurst SIMD instructions (Android only)        |