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IC: code generation progress

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This commit is contained in:
araq
2025-12-20 23:12:21 +01:00
parent b901a80710
commit 08e1689b27
2 changed files with 28 additions and 15 deletions
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9
compiler/cgen.nim
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@@ -1717,9 +1717,12 @@ proc genMainProcs(m: BModule) =
proc genMainProcsWithResult(m: BModule) =
genMainProcs(m)
var res = "nim_program_result"
if m.hcrOn: res = cDeref(res)
m.s[cfsProcs].addReturn(res)
if m.config.cmd != cmdNifC:
var res = "nim_program_result"
if m.hcrOn: res = cDeref(res)
m.s[cfsProcs].addReturn(res)
else:
m.s[cfsProcs].addReturn(cIntValue(0))
proc genNimMainInner(m: BModule) =
m.s[cfsProcs].addDeclWithVisibility(Private):

34
compiler/nifbackend.nim
View File

@@ -56,26 +56,30 @@ proc setupNifBackendModule(g: ModuleGraph; module: PSym): BModule =
g.backend = cgendata.newModuleList(g)
result = cgen.newModule(BModuleList(g.backend), module, g.config, idGeneratorFromModule(module))
proc generateCodeForModule(g: ModuleGraph; module: PSym) =
## Generate C code for a single module.
let moduleId = module.position
var bmod = BModuleList(g.backend).modules[moduleId]
if bmod == nil:
bmod = setupNifBackendModule(g, module)
# Generate code for the module's top-level statements
if module.ast != nil:
cgen.genTopLevelStmt(bmod, module.ast)
proc finishModule(g: ModuleGraph; bmod: BModule) =
# Finalize the module (this adds it to modulesClosed)
# Create an empty stmt list as the init body - genInitCode in writeModule will set it up properly
let initStmt = newNodeI(nkStmtList, module.info)
let initStmt = newNode(nkStmtList)
finalCodegenActions(g, bmod, initStmt)
# Generate dispatcher methods
for disp in getDispatchers(g):
genProcLvl3(bmod, disp)
proc generateCodeForModule(g: ModuleGraph; module: PSym) =
## Generate C code for a single module.
when false:
let moduleId = module.position
var bmod = BModuleList(g.backend).modules[moduleId]
if bmod == nil:
bmod = setupNifBackendModule(g, module)
# Generate code for the module's top-level statements
if module.ast != nil:
cgen.genTopLevelStmt(bmod, module.ast)
finishModule(g, bmod)
proc generateCode*(g: ModuleGraph; mainFileIdx: FileIndex) =
## Main entry point for NIF-based C code generation.
## Traverses the module dependency graph and generates C code.
@@ -110,6 +114,7 @@ proc generateCode*(g: ModuleGraph; mainFileIdx: FileIndex) =
# Generate code for all modules except main (main goes last)
# This ensures all modules are added to modulesClosed
for module in modules:
if module != mainModule and module != g.systemModule:
generateCodeForModule(g, module)
@@ -118,6 +123,11 @@ proc generateCode*(g: ModuleGraph; mainFileIdx: FileIndex) =
if mainModule != nil:
generateCodeForModule(g, mainModule)
for m in BModuleList(g.backend).modules:
if m != nil:
assert m.module != nil
finishModule g, m
# Write C files
if g.backend != nil:
cgenWriteModules(g.backend, g.config)