From 1185783f6e8c1d65bf1207028dfe6f5163e188b5 Mon Sep 17 00:00:00 2001
From: Tristan Gingold <tgingold@free.fr>
Date: Mon, 31 Dec 2018 18:35:49 +0100
Subject: ortho/llvm4-nodebug: normalize the default target on llvm 7.0+

For #724
---
 src/ortho/llvm4-nodebug/llvm-cbindings.cpp  | 21 +++++++++++++++++++++
 src/ortho/llvm4-nodebug/llvm-core.ads       |  2 +-
 src/ortho/llvm4-nodebug/ortho_code_main.adb |  6 +++++-
 3 files changed, 27 insertions(+), 2 deletions(-)

(limited to 'src/ortho')

diff --git a/src/ortho/llvm4-nodebug/llvm-cbindings.cpp b/src/ortho/llvm4-nodebug/llvm-cbindings.cpp
index 4a61ad552..e0ae23198 100644
--- a/src/ortho/llvm4-nodebug/llvm-cbindings.cpp
+++ b/src/ortho/llvm4-nodebug/llvm-cbindings.cpp
@@ -18,6 +18,9 @@
 #include "llvm-c/Target.h"
 #include "llvm/IR/Type.h"
 #include "llvm/IR/LLVMContext.h"
+#include "llvm/Config/llvm-config.h"
+#include "llvm-c/TargetMachine.h"
+#include "llvm-c/Core.h"
 
 using namespace llvm;
 
@@ -35,4 +38,22 @@ LLVMInitializeNativeAsmPrinter_noinline (void)
   LLVMInitializeNativeAsmPrinter();
 }
 
+char *
+LLVMGetDefaultNormalizedTargetTriple(void)
+{
+  char *triple;
+  triple = LLVMGetDefaultTargetTriple();
+
+#if LLVM_VERSION_MAJOR >= 7
+  {
+    char *res;
+    res = LLVMNormalizeTargetTriple(triple);
+    LLVMDisposeMessage(triple);
+    return res;
+  }
+#else
+  return triple;
+#endif
+}
+
 }
diff --git a/src/ortho/llvm4-nodebug/llvm-core.ads b/src/ortho/llvm4-nodebug/llvm-core.ads
index 29dc157e9..2c46a10b7 100644
--- a/src/ortho/llvm4-nodebug/llvm-core.ads
+++ b/src/ortho/llvm4-nodebug/llvm-core.ads
@@ -127,7 +127,7 @@ package LLVM.Core is
    FastCallConv        : constant CallConv := 8;
    ColdCallConv        : constant CallConv := 9;
    X86StdcallCallConv  : constant CallConv := 64;
-   X86FastcallCallConv : constant CallConv := 6;
+   X86FastcallCallConv : constant CallConv := 65;
 
    type IntPredicate is new unsigned;
    IntEQ  : constant IntPredicate := 32; -- equal
diff --git a/src/ortho/llvm4-nodebug/ortho_code_main.adb b/src/ortho/llvm4-nodebug/ortho_code_main.adb
index 4b36294d4..8e0563407 100644
--- a/src/ortho/llvm4-nodebug/ortho_code_main.adb
+++ b/src/ortho/llvm4-nodebug/ortho_code_main.adb
@@ -33,6 +33,10 @@ with Interfaces;
 with Interfaces.C; use Interfaces.C;
 
 procedure Ortho_Code_Main is
+   function GetDefaultNormalizedTargetTriple return Cstring;
+   pragma Import (C, GetDefaultNormalizedTargetTriple,
+                  "LLVMGetDefaultNormalizedTargetTriple");
+
    --  Name of the output filename (given by option '-o').
    Output : String_Acc := null;
 
@@ -192,7 +196,7 @@ begin
    Module := ModuleCreateWithName (Module_Name'Address);
 
    --  Extract target triple
-   Triple := GetDefaultTargetTriple;
+   Triple := GetDefaultNormalizedTargetTriple;
    SetTarget (Module, Triple);
 
    --  Get Target
-- 
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