Use symbolic names instead of magic values for the position parameter of get_irn_n().

[libfirm] / ir / be / test / localopts.c

diff --git a/ir/be/test/localopts.c b/ir/be/test/localopts.c
index 3d8ca0c..2851d10 100644 (file)
--- a/ir/be/test/localopts.c
+++ b/ir/be/test/localopts.c
@@ -1,5 +1,6 @@
 /*$ -fno-inline $*/
 #include <stdio.h>
+#include <math.h>
 
 #define CONST 42
 
@@ -43,6 +44,15 @@ int sub3(int x, int y)
        return -x - y;
 }
 
+int sub4(int x) {
+       return 6 - ~x;
+}
+
+int addmul(int x, int y)
+{
+
+}
+
 int cmp1(int x, int y) {
        return -x == -y;
 }
@@ -75,6 +85,142 @@ int cmp8(int x, int y, int z) {
        return z -x != z - y;
 }
 
+int cmp9(int x) {
+       return -x == 3;
+}
+
+int cmp10(int x) {
+       return -x != 3;
+}
+
+int cmp11(int x, int y) {
+       return x - y != x;
+}
+
+int cmp12(int x, int y) {
+       return x + y == x && y + x == y;
+}
+
+int and1(int a, int b) {
+       return (a|b)&a;
+}
+
+int and2(int a, int b) {
+       return (a|b) & ~(a&b);
+}
+
+int and3(int a) {
+       return (a & 2) == 2;
+}
+
+int and4(int a) {
+       return (a & 2) == 4;
+}
+
+int and5(int a) {
+       return (a & 2) != 4;
+}
+
+int or1(int a) {
+       return (a | 2) != 0;
+}
+
+int or2(int a) {
+       return (a | 7) == 0;
+}
+
+int add1(int x) {
+       return x + ~x;
+}
+
+int shr1(int x) {
+       return -(x >> 31);
+}
+
+int shrs1(unsigned x) {
+       return -(x >> 31);
+}
+
+int demorgan1(int a, int b) {
+       return (~a) & (~b);
+}
+
+int demorgan2(int a, int b) {
+       return (~a) | (~b);
+}
+
+int eor1(int a, int b) {
+       return a & (a ^ b);
+}
+
+int shl1(int a) {
+       return (a << 3) == (5<<3);
+}
+
+int shl2(int a) {
+       return (a << 3) == 41;
+}
+
+int shr2(unsigned int a) {
+       return (a >> 3) == 5;
+}
+
+int shr3(unsigned int a) {
+       return (a >> 3) == (1 << 29);
+}
+
+int shrs2(int a) {
+       return (a >> 3) == 5;
+}
+
+int shrs3(int a) {
+       return (a >> 3) == -5;
+}
+
+int shrs4(int a) {
+       return (a >> 3) == (1 << 29);
+}
+
+int conv1(signed char a) {
+       return (int)a < 0;
+}
+
+int conv2(unsigned char a) {
+       return (int)a > 0;
+}
+
+int conv3(signed char a) {
+       return (unsigned)a != 0;
+}
+
+int phi1(int x) {
+       int a = x ? 23 : 42;
+       int b = x ? 42 : 23;
+       return a + b;
+}
+
+int phi2(int x) {
+       int a = x ? 16 : 8;
+       int b = x ? 4  : 2;
+       return a / b;
+}
+
+int phi3(int x) {
+       int a = x ? 5 : 9;
+       int b = x ? 2 : 4;
+       return a % b;
+}
+
+int phi4(int x) {
+       int a = x ? 5 : 9;
+       int b = x ? 2 : 4;
+       return (a / b) + (a % b);
+}
+
+int abs1(int x) {
+       return abs(-x);
+}
+
 int main(void)
 {
 #define TU(func,x,expect) \
@@ -92,6 +238,7 @@ int main(void)
        TB(sub1, 23, 17, -691);
        TB(sub2, 42, 17, 59);
        TB(sub3, 42, 17, -59);
+       TU(sub4, 42, 49);
        TB(cmp1, 42, 17, 0);
        TB(cmp2, 42, 17, 1);
        TB(cmp3, 42, 17, 0);
@@ -100,4 +247,43 @@ int main(void)
        TT(cmp6, 42, 17, -4, 1);
        TT(cmp7, 42, 17, -4, 0);
        TT(cmp8, 42, 17, -4, 1);
+       TU(cmp9, -3, 1);
+       TU(cmp10, -3, 0);
+       TB(cmp11, 5, 5, 1);
+       TB(cmp11, 42, 0, 0);
+       TB(cmp12, 0, 0, 1);
+       TB(cmp12, 42, 5, 0);
+       TB(cmp12, 5, 5, 0);
+       TB(and1, 42, 17, 42);
+       TB(and2, 42, 17, 42^17);
+       TU(and3, 34, 1);
+       TU(add1, -3, -1);
+       TU(shr1, -3, 1);
+       TU(shrs1, -3, -1);
+       TB(demorgan1, 42, 17, ~(42|17));
+       TB(demorgan2, 42, 17, ~(42&17));
+       TB(eor1, 42, 44, 42&~44);
+       TU(shl1, 5, 1);
+       TU(shl1, 6, 0);
+       TU(shl2, 5, 0);
+       TU(shr2, 5<<3, 1);
+       TU(shr2, 6<<3, 0);
+       TU(shr3, 5, 0);
+       TU(shrs2, 5<<3, 1);
+       TU(shrs2, 6<<3, 0);
+       TU(shrs3, -5<<3, 1);
+       TU(shrs3, -6<<3, 0);
+       TU(shrs4, 5, 0);
+       TU(conv1, 3, 0);
+       TU(conv2, 3, 1);
+       TU(conv3, 3, 1);
+       TU(and4, 7, 0);
+       TU(and5, 7, 1);
+       TU(or1, 7, 1);
+       TU(or2, 7, 0);
+       TU(phi1, 1, 65);
+       TU(phi2, 1, 4);
+       TU(phi3, 1, 1);
+       TU(phi4, 1, 3);
+       TU(abs1, 1, 1);
 }