Mercurial > lcfOS
comparison ide/compiler/codegenerator.py @ 4:0d5ef85b8698
Improved link between ast viewer and code edit
| author | windel-eee |
|---|---|
| date | Wed, 21 Sep 2011 19:05:18 +0200 |
| parents | 92df07bc2081 |
| children | 818f80afa78b |
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| 3:77202b0e0f40 | 4:0d5ef85b8698 |
|---|---|
| 403 self.fixCode(fixloc1, imm32(rip3 - rip2)) # Fixup jump out of while loop | 403 self.fixCode(fixloc1, imm32(rip3 - rip2)) # Fixup jump out of while loop |
| 404 | 404 |
| 405 elif type(node) is ForStatement: | 405 elif type(node) is ForStatement: |
| 406 # Initial load of iterator variable: | 406 # Initial load of iterator variable: |
| 407 self.genexprcode(node.begin) | 407 self.genexprcode(node.begin) |
| 408 self.storeRegInDesignator(node.begin.reg, node.variable) | 408 self.genexprcode(node.end) |
| 409 self.freereg(node.begin) | 409 # TODO: link reg with variable so that a register is used instead of a variable |
| 410 iterreg = node.begin.reg # Get the register used for the loop | |
| 411 #self.addCode(cmpreg64(iterreg, node.endvalue)) | |
| 410 rip1 = self.rip | 412 rip1 = self.rip |
| 411 self.gencode(node.statements) | 413 self.gencode(node.statements) |
| 412 #self.loadDesignatorInReg(node. | 414 #self.loadDesignatorInReg(node. |
| 413 #self.addCode( addreg64(node.variable, node.increment) ) | 415 #self.addCode( addreg64(node.variable, node.increment) ) |
| 416 self.addCode(nearjump(0x0)) | |
| 417 fixloc1 = self.rip - 4 | |
| 418 rip2 = self.rip | |
| 419 self.fixCode(fixloc1, imm32(rip1 - rip2)) | |
| 420 | |
| 421 self.freereg(node.begin) # Release register used in loop | |
| 422 self.freereg(node.end) | |
| 414 Error('No implementation of FOR statement') | 423 Error('No implementation of FOR statement') |
| 415 | 424 |
| 416 elif type(node) is AsmCode: | 425 elif type(node) is AsmCode: |
| 417 def processOperand(op): | 426 def processOperand(op): |
| 418 if type(op) is list: | 427 if type(op) is list: |