* gnu/packages/zig.scm (zig-0.9)[source]: Add patch. [arguments]: Skip tests when building for riscv64-linux. When building for riscv64-linux add a phase to adjust the tests. * gnu/packages/patches/zig-0.9-riscv-support.patch: New file. * gnu/local.mk (dist_patch_DATA): Register it.
		
			
				
	
	
		
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			1.8 KiB
		
	
	
	
		
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			47 lines
		
	
	
	
		
			1.8 KiB
		
	
	
	
		
			Diff
		
	
	
	
	
	
https://github.com/ziglang/zig/commit/ca3c4ff2d0afcdc8fe86e7e7b41a967c88779729
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From: Shupei Fan <dymarkfan@outlook.com>
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zig0: properly set llvm_cpu_names and llvm_cpu_features for riscv
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Bug: https://bugs.gentoo.org/851732
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--- a/src/stage1/zig0.cpp
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+++ b/src/stage1/zig0.cpp
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@@ -160,6 +160,17 @@ static void get_native_target(ZigTarget *target) {
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     }
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 }
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+static const char* get_baseline_llvm_cpu_name(ZigLLVM_ArchType arch) {
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+    return "";
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+}
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+
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+static const char* get_baseline_llvm_cpu_features(ZigLLVM_ArchType arch) {
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+    switch (arch) {
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+        case ZigLLVM_riscv64: return "+a,+c,+d,+m";
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+        default: return "";
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+    }
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+}
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+
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 static Error target_parse_triple(struct ZigTarget *target, const char *zig_triple, const char *mcpu,
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         const char *dynamic_linker)
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 {
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@@ -178,8 +189,8 @@ static Error target_parse_triple(struct ZigTarget *target, const char *zig_tripl
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         } else if (strcmp(mcpu, "baseline") == 0) {
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             target->is_native_os = false;
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             target->is_native_cpu = false;
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-            target->llvm_cpu_name = "";
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-            target->llvm_cpu_features = "";
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+            target->llvm_cpu_name = get_baseline_llvm_cpu_name(target->arch);
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+            target->llvm_cpu_features = get_baseline_llvm_cpu_features(target->arch);
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         } else {
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             const char *msg = "stage0 can't handle CPU/features in the target";
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             stage2_panic(msg, strlen(msg));
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@@ -220,6 +231,9 @@ static Error target_parse_triple(struct ZigTarget *target, const char *zig_tripl
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             const char *msg = "stage0 can't handle CPU/features in the target";
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             stage2_panic(msg, strlen(msg));
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         }
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+
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+        target->llvm_cpu_name = get_baseline_llvm_cpu_name(target->arch);
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+        target->llvm_cpu_features = get_baseline_llvm_cpu_features(target->arch);
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     }
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     return ErrorNone;
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