IfStmt

1 files changed, 85 insertions, 65 deletions

diff --git a/src/llvm_backend.hpp b/src/llvm_backend.hpp
index 3046ebfea..0dfd14163 100644
--- a/src/llvm_backend.hpp
+++ b/src/llvm_backend.hpp
@@ -85,71 +85,37 @@ struct lbBranchBlocks {
 	lbBlock *continue_;
 };
 
-enum lbCallingConventionKind {
-    lbCallingConvention_C = 0,
-    lbCallingConvention_Fast = 8,
-    lbCallingConvention_Cold = 9,
-    lbCallingConvention_GHC = 10,
-    lbCallingConvention_HiPE = 11,
-    lbCallingConvention_WebKit_JS = 12,
-    lbCallingConvention_AnyReg = 13,
-    lbCallingConvention_PreserveMost = 14,
-    lbCallingConvention_PreserveAll = 15,
-    lbCallingConvention_Swift = 16,
-    lbCallingConvention_CXX_FAST_TLS = 17,
-    lbCallingConvention_FirstTargetCC = 64,
-    lbCallingConvention_X86_StdCall = 64,
-    lbCallingConvention_X86_FastCall = 65,
-    lbCallingConvention_ARM_APCS = 66,
-    lbCallingConvention_ARM_AAPCS = 67,
-    lbCallingConvention_ARM_AAPCS_VFP = 68,
-    lbCallingConvention_MSP430_INTR = 69,
-    lbCallingConvention_X86_ThisCall = 70,
-    lbCallingConvention_PTX_Kernel = 71,
-    lbCallingConvention_PTX_Device = 72,
-    lbCallingConvention_SPIR_FUNC = 75,
-    lbCallingConvention_SPIR_KERNEL = 76,
-    lbCallingConvention_Intel_OCL_BI = 77,
-    lbCallingConvention_X86_64_SysV = 78,
-    lbCallingConvention_Win64 = 79,
-    lbCallingConvention_X86_VectorCall = 80,
-    lbCallingConvention_HHVM = 81,
-    lbCallingConvention_HHVM_C = 82,
-    lbCallingConvention_X86_INTR = 83,
-    lbCallingConvention_AVR_INTR = 84,
-    lbCallingConvention_AVR_SIGNAL = 85,
-    lbCallingConvention_AVR_BUILTIN = 86,
-    lbCallingConvention_AMDGPU_VS = 87,
-    lbCallingConvention_AMDGPU_GS = 88,
-    lbCallingConvention_AMDGPU_PS = 89,
-    lbCallingConvention_AMDGPU_CS = 90,
-    lbCallingConvention_AMDGPU_KERNEL = 91,
-    lbCallingConvention_X86_RegCall = 92,
-    lbCallingConvention_AMDGPU_HS = 93,
-    lbCallingConvention_MSP430_BUILTIN = 94,
-    lbCallingConvention_AMDGPU_LS = 95,
-    lbCallingConvention_AMDGPU_ES = 96,
-    lbCallingConvention_AArch64_VectorCall = 97,
-    lbCallingConvention_MaxID = 1023,
+
+struct lbContextData {
+	lbAddr ctx;
+	isize scope_index;
 };
 
-lbCallingConventionKind const lb_calling_convention_map[ProcCC_MAX] = {
-	lbCallingConvention_C,            // ProcCC_Invalid,
-	lbCallingConvention_C,            // ProcCC_Odin,
-	lbCallingConvention_C,            // ProcCC_Contextless,
-	lbCallingConvention_C,            // ProcCC_CDecl,
-	lbCallingConvention_X86_StdCall,  // ProcCC_StdCall,
-	lbCallingConvention_X86_FastCall, // ProcCC_FastCall,
+enum lbParamPasskind {
+	lbParamPass_Value,    // Pass by value
+	lbParamPass_Pointer,  // Pass as a pointer rather than by value
+	lbParamPass_Integer,  // Pass as an integer of the same size
+	lbParamPass_ConstRef, // Pass as a pointer but the value is immutable
+	lbParamPass_BitCast,  // Pass by value and bit cast to the correct type
+	lbParamPass_Tuple,    // Pass across multiple parameters (System V AMD64, up to 2)
+};
 
-	lbCallingConvention_C,            // ProcCC_None,
+enum lbDeferExitKind {
+	lbDeferExit_Default,
+	lbDeferExit_Return,
+	lbDeferExit_Branch,
 };
 
-struct lbContextData {
-	lbAddr ctx;
-	isize scope_index;
+struct lbTargetList {
+	lbTargetList *prev;
+	bool          is_block;
+	lbBlock *     break_;
+	lbBlock *     continue_;
+	lbBlock *     fallthrough_;
 };
 
 
+
 struct lbProcedure {
 	lbProcedure *parent;
 	Array<lbProcedure> children;
@@ -179,6 +145,7 @@ struct lbProcedure {
 	lbBlock *        decl_block;
 	lbBlock *        entry_block;
 	lbBlock *        curr_block;
+	lbTargetList *   target_list;
 
 	Array<lbContextData> context_stack;
 
@@ -187,14 +154,7 @@ struct lbProcedure {
 	bool     return_ptr_hint_used;
 };
 
-enum lbParamPasskind {
-	lbParamPass_Value,    // Pass by value
-	lbParamPass_Pointer,  // Pass as a pointer rather than by value
-	lbParamPass_Integer,  // Pass as an integer of the same size
-	lbParamPass_ConstRef, // Pass as a pointer but the value is immutable
-	lbParamPass_BitCast,  // Pass by value and bit cast to the correct type
-	lbParamPass_Tuple,    // Pass across multiple parameters (System V AMD64, up to 2)
-};
+
 
 
 
@@ -251,3 +211,63 @@ lbAddr lb_add_global_generated(lbModule *m, Type *type, lbValue value={});
 lbAddr lb_add_local(lbProcedure *p, Type *type, Entity *e=nullptr, bool zero_init=true, i32 param_index=0);
 
 lbValue lb_emit_transmute(lbProcedure *p, lbValue value, Type *t);
+
+
+enum lbCallingConventionKind {
+    lbCallingConvention_C = 0,
+    lbCallingConvention_Fast = 8,
+    lbCallingConvention_Cold = 9,
+    lbCallingConvention_GHC = 10,
+    lbCallingConvention_HiPE = 11,
+    lbCallingConvention_WebKit_JS = 12,
+    lbCallingConvention_AnyReg = 13,
+    lbCallingConvention_PreserveMost = 14,
+    lbCallingConvention_PreserveAll = 15,
+    lbCallingConvention_Swift = 16,
+    lbCallingConvention_CXX_FAST_TLS = 17,
+    lbCallingConvention_FirstTargetCC = 64,
+    lbCallingConvention_X86_StdCall = 64,
+    lbCallingConvention_X86_FastCall = 65,
+    lbCallingConvention_ARM_APCS = 66,
+    lbCallingConvention_ARM_AAPCS = 67,
+    lbCallingConvention_ARM_AAPCS_VFP = 68,
+    lbCallingConvention_MSP430_INTR = 69,
+    lbCallingConvention_X86_ThisCall = 70,
+    lbCallingConvention_PTX_Kernel = 71,
+    lbCallingConvention_PTX_Device = 72,
+    lbCallingConvention_SPIR_FUNC = 75,
+    lbCallingConvention_SPIR_KERNEL = 76,
+    lbCallingConvention_Intel_OCL_BI = 77,
+    lbCallingConvention_X86_64_SysV = 78,
+    lbCallingConvention_Win64 = 79,
+    lbCallingConvention_X86_VectorCall = 80,
+    lbCallingConvention_HHVM = 81,
+    lbCallingConvention_HHVM_C = 82,
+    lbCallingConvention_X86_INTR = 83,
+    lbCallingConvention_AVR_INTR = 84,
+    lbCallingConvention_AVR_SIGNAL = 85,
+    lbCallingConvention_AVR_BUILTIN = 86,
+    lbCallingConvention_AMDGPU_VS = 87,
+    lbCallingConvention_AMDGPU_GS = 88,
+    lbCallingConvention_AMDGPU_PS = 89,
+    lbCallingConvention_AMDGPU_CS = 90,
+    lbCallingConvention_AMDGPU_KERNEL = 91,
+    lbCallingConvention_X86_RegCall = 92,
+    lbCallingConvention_AMDGPU_HS = 93,
+    lbCallingConvention_MSP430_BUILTIN = 94,
+    lbCallingConvention_AMDGPU_LS = 95,
+    lbCallingConvention_AMDGPU_ES = 96,
+    lbCallingConvention_AArch64_VectorCall = 97,
+    lbCallingConvention_MaxID = 1023,
+};
+
+lbCallingConventionKind const lb_calling_convention_map[ProcCC_MAX] = {
+	lbCallingConvention_C,            // ProcCC_Invalid,
+	lbCallingConvention_C,            // ProcCC_Odin,
+	lbCallingConvention_C,            // ProcCC_Contextless,
+	lbCallingConvention_C,            // ProcCC_CDecl,
+	lbCallingConvention_X86_StdCall,  // ProcCC_StdCall,
+	lbCallingConvention_X86_FastCall, // ProcCC_FastCall,
+
+	lbCallingConvention_C,            // ProcCC_None,
+};