scc

Simple C99 Compiler
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commit f1cee29eb08319cf970b8777a8fcd57b111bfad5
parent 5ce98041ac6706539aac39a2c9e32a43db3e6bd8
Author: Roberto E. Vargas Caballero <k0ga@shike2.com>
Date:   Sat,  9 Aug 2014 11:41:31 +0200

Remove copy of cgen.c

This copy was there due to some error in some commit.

Diffstat:
cgen.c | 53-----------------------------------------------------
1 file changed, 0 insertions(+), 53 deletions(-)

diff --git a/cgen.c b/cgen.c @@ -1,53 +0,0 @@ - -#include <assert.h> -#include <stddef.h> -#include <stdint.h> - -#include "cc2.h" - -struct addrtype { - char op; - char left; - char right; - char addrtype; -} addrtbl[] = { - {'A', 0, 0, 1}, - {'#', 0, 0, 2}, - {'+', 1, 2, 3}, - {0}, -}; - -struct nodeattr { - char addrtype; - char sethi; -}; - -struct nodeattr -genaddr(Node *np) -{ - struct nodeattr left, right; - struct addrtype *bp; - - left = (np->left) ? genaddr(np->left) : (struct nodeattr) {0, -1}; - right = (np->right) ? genaddr(np->right) : (struct nodeattr) {0, -1}; - - for (bp = addrtbl; bp->op; ++bp) { - if (bp->op == np->op && - left.addrtype == bp->left && - right.addrtype == bp->right) { - break; - } - } - - if ((np->addrtype = bp->addrtype) == 0) { - np->sethi = 0; - } else if (right.sethi < 0) { - np->sethi = (left.sethi > 1) ? left.sethi : 1; - } else { - int8_t d = left.sethi - right.sethi; - np->sethi = ((d < 0) ? right.sethi : left.sethi) + 1; - } - - return (struct nodeattr) {np->addrtype, np->sethi}; -} -