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codea: weitere feldoptimierungen. TODO: mul und add
author
Bernhard Urban
<lewurm@gmail.com>
Mon, 17 May 2010 21:55:05 +0000
(23:55 +0200)
committer
Bernhard Urban
<lewurm@gmail.com>
Mon, 17 May 2010 21:55:05 +0000
(23:55 +0200)
codea/code.bfe
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diff --git
a/codea/code.bfe
b/codea/code.bfe
index c184545647a072bb69a129cd6205c86fef4540cd..b00bdfebde1f1858501e6ed72345d9d4a1540bb7 100644
(file)
--- a/
codea/code.bfe
+++ b/
codea/code.bfe
@@
-77,7
+77,12
@@
void gen_eqless(struct treenode *bnode, char *op, short e0, short e1, short deep
if(e1) { KIDREG2PARM(1); } else { KIDREG2ID(1); }
if(e0 && e1) {
if(e1) { KIDREG2PARM(1); } else { KIDREG2ID(1); }
if(e0 && e1) {
- printf("\tcmp %%%s, %%%s\n", KID_REG(1), KID_REG(0));
+ if(deep) {
+ KIDKIDREG2PARM(1,0);
+ printf("\tcmp %d(%%%s), %%%s\n", bnode->kids[1]->soffset *8, KIDKID_REG(1,0), KID_REG(0));
+ } else {
+ printf("\tcmp %%%s, %%%s\n", KID_REG(1), KID_REG(0));
+ }
} else if(e0 && !e1) {
if (deep == 0) {
printf("\tcmp $%d, %%%s\n", KID_VAL(1), KID_REG(0));
} else if(e0 && !e1) {
if (deep == 0) {
printf("\tcmp $%d, %%%s\n", KID_VAL(1), KID_REG(0));
@@
-127,6
+132,8
@@
expr: imm # 1 # moveimm(BN_VAL, BN_REG);
expr: O_SUB(expr,expr) # 1 # gen_e_eno(bnode, "subq");
expr: O_SUB(expr,imm) # 2 # gen_e_imm(bnode, "subq");
expr: O_SUB(imm,expr) # 2 # gen_imm_eno(bnode, "subq");
expr: O_SUB(expr,expr) # 1 # gen_e_eno(bnode, "subq");
expr: O_SUB(expr,imm) # 2 # gen_e_imm(bnode, "subq");
expr: O_SUB(imm,expr) # 2 # gen_imm_eno(bnode, "subq");
+expr: O_SUB(expr,O_FIELD(expr)) # 2 # gen_e_field(bnode, "subq");
+
expr: O_SUB(expr,O_MUL(O_MONE,expr)) # 1 # gen_lea(bnode,0);
expr: O_SUB(expr,O_MUL(O_MTWO,expr)) # 1 # gen_lea(bnode,0);
expr: O_SUB(expr,O_MUL(O_MFOUR,expr)) # 1 # gen_lea(bnode,0);
expr: O_SUB(expr,O_MUL(O_MONE,expr)) # 1 # gen_lea(bnode,0);
expr: O_SUB(expr,O_MUL(O_MTWO,expr)) # 1 # gen_lea(bnode,0);
expr: O_SUB(expr,O_MUL(O_MFOUR,expr)) # 1 # gen_lea(bnode,0);
@@
-150,10
+157,12
@@
expr: O_OR(expr,imm) # 2 # gen_e_imm(bnode, "orq");
expr: O_OR(expr,O_FIELD(expr)) # 2 # gen_e_field(bnode, "orq");
expr: O_LESS(expr,expr) # 3 # gen_eqless(bnode, "l", 1, 1, 0);
expr: O_OR(expr,O_FIELD(expr)) # 2 # gen_e_field(bnode, "orq");
expr: O_LESS(expr,expr) # 3 # gen_eqless(bnode, "l", 1, 1, 0);
+expr: O_LESS(expr,O_FIELD(expr)) # 3 # gen_eqless(bnode, "l", 1, 1, 1);
expr: O_LESS(expr,imm) # 3 # gen_eqless(bnode, "l", 1, 0, 0);
expr: O_LESS(imm,expr) # 3 # gen_eqless(bnode, "g", 0, 1, 0);
expr: O_EQ(expr,expr) # 3 # gen_eqless(bnode, "e", 1, 1, 0);
expr: O_LESS(expr,imm) # 3 # gen_eqless(bnode, "l", 1, 0, 0);
expr: O_LESS(imm,expr) # 3 # gen_eqless(bnode, "g", 0, 1, 0);
expr: O_EQ(expr,expr) # 3 # gen_eqless(bnode, "e", 1, 1, 0);
+expr: O_EQ(expr,O_FIELD(expr)) # 3 # gen_eqless(bnode, "e", 1, 1, 1);
expr: O_EQ(expr,imm) # 3 # gen_eqless(bnode, "e", 1, 0, 0);
expr: O_EQ(imm,expr) # 3 # gen_eqless(bnode, "e", 0, 1, 0);
expr: O_EQ(expr,O_NULL) # 3 # gen_eqless(bnode, "e", 1, 0, 0);
expr: O_EQ(expr,imm) # 3 # gen_eqless(bnode, "e", 1, 0, 0);
expr: O_EQ(imm,expr) # 3 # gen_eqless(bnode, "e", 0, 1, 0);
expr: O_EQ(expr,O_NULL) # 3 # gen_eqless(bnode, "e", 1, 0, 0);