- Update romcc so that it more successfully spills registers to the xmm registers

- Add several more test cases.
- Bump the version number to .32


git-svn-id: svn://svn.coreboot.org/coreboot/trunk@919 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1

5 files changed, 186 insertions, 0 deletions

diff --git a/util/romcc/tests/simple_test41.c b/util/romcc/tests/simple_test41.c
new file mode 100644
index 000000000000..9beee3ec2a49
--- /dev/null
+++ b/util/romcc/tests/simple_test41.c
@@ -0,0 +1,14 @@
+static void main(void)
+{
+	unsigned long a,b,c, d;
+	volatile unsigned long *val = (volatile unsigned long *)0x1234;
+	a = val[0];
+	b = val[1];
+	c = a*b;
+	val[2] = c;
+	d = val[3];
+	a = c / d;
+	b = c % d;
+	val[4] = a;
+	val[5] = b;
+}
diff --git a/util/romcc/tests/simple_test43.c b/util/romcc/tests/simple_test43.c
new file mode 100644
index 000000000000..4fb2735d8330
--- /dev/null
+++ b/util/romcc/tests/simple_test43.c
@@ -0,0 +1,47 @@
+static void spd_set_memclk(void)
+{
+
+        unsigned min;
+        unsigned device;
+
+
+	min = 0x250;
+
+
+        for(device = 0x80; device <= 0x81; device += 1)
+        {
+                unsigned cur;
+                int latency;
+		unsigned long loops;
+
+		cur = 5 | 0xa0;
+		latency = __builtin_inw(0xab);
+
+                if (latency > 0x250) {
+			loops = 1000000;
+			while(--loops)
+				;
+			if (!loops) {
+				goto end;
+			}
+			
+			loops = 1000000;
+			while(--loops)
+				;
+		end:	
+			;
+			
+                }
+		loops = 1000000;
+		while(--loops)
+			;
+
+                if (latency > 0x250) {
+			;
+                }
+
+                if (cur > 0x250) {
+                }
+        }
+
+}
diff --git a/util/romcc/tests/simple_test45.c b/util/romcc/tests/simple_test45.c
new file mode 100644
index 000000000000..beb041708c33
--- /dev/null
+++ b/util/romcc/tests/simple_test45.c
@@ -0,0 +1,41 @@
+static void spd_set_memclk(void)
+{
+        unsigned min_cycle_time;
+        unsigned device;
+	int new_cycle_time, new_latency;
+	int index;
+	int latency;
+
+        min_cycle_time = 0x50;
+	device = 0x50;
+	new_cycle_time = 0xa0;
+	new_latency = 5;
+	
+	
+	latency = 0;
+	for(index = 0; index < 3; index++, latency++) {
+		unsigned long loops;
+		loops = 1000000;
+		do {
+			unsigned short val;
+			val = __builtin_inw(0x10e0);
+		} while(--loops);
+		if (!loops) {
+			continue;
+		}
+		
+		__builtin_outb(device, 0xe4);
+		__builtin_outb(index, 0xe8);
+		
+		loops = 1000000;
+		while(--loops)
+			;
+	}
+	if (new_latency > 4){
+		return;
+	}
+
+	if (new_cycle_time > min_cycle_time) {
+		min_cycle_time = new_cycle_time;
+	}
+}
diff --git a/util/romcc/tests/simple_test46.c b/util/romcc/tests/simple_test46.c
new file mode 100644
index 000000000000..bd84246b027c
--- /dev/null
+++ b/util/romcc/tests/simple_test46.c
@@ -0,0 +1,41 @@
+static void spd_set_memclk(void)
+{
+	static const int indicies[] = { 26, 23, 9 };
+	int new_cycle_time, new_latency;
+	int index;
+	unsigned min_cycle_time, min_latency;
+	unsigned device;
+
+	min_cycle_time = 0x50;
+	min_latency = 2;
+	device = 0x50;
+	new_cycle_time = 0xa0;
+	new_latency = 5;
+
+	for(index = 0; index < 3; index++) {
+		unsigned long loops;
+		unsigned long address;
+		address = indicies[index];
+		loops = 1000000;
+		do {
+		} while(--loops);
+		if (loops < 0) {
+			continue;
+		}
+		
+		__builtin_outb(device, 0x10e4);
+		__builtin_outb(address, 0x10e8);
+		
+		loops = 1000000;
+		if ((loops?0:-1) < 0) {
+			continue;
+		}
+	}
+	
+	if (new_cycle_time > min_cycle_time) {
+		min_cycle_time = new_cycle_time;
+	}
+	if (new_latency > min_latency) {
+		min_latency = new_latency;
+	}
+}
diff --git a/util/romcc/tests/simple_test47.c b/util/romcc/tests/simple_test47.c
new file mode 100644
index 000000000000..28d72eaa9abc
--- /dev/null
+++ b/util/romcc/tests/simple_test47.c
@@ -0,0 +1,43 @@
+static void spd_set_memclk(void)
+{
+	unsigned min_cycle_time, min_latency;
+	unsigned device;
+	int new_cycle_time, new_latency;
+	int index;
+	int latency;
+
+	min_cycle_time = 0x50;
+	min_latency = 2;
+	device = 0x50;
+	new_latency = 5;
+	new_cycle_time = 0xa0;
+	latency = 23;
+
+	for(index = 0; index < 3; index++, latency++) {
+		unsigned long loops;
+		unsigned address = index;
+		
+		loops = 1000000;
+		do {
+		} while(--loops);
+		if (loops) {
+			continue;
+		}
+		
+		__builtin_outb(device, 0x10e4);
+		
+		__builtin_outb(address & 0xFF, 0x10e8);
+		
+		loops = 1000000;
+		while(--loops)
+			;
+	}
+
+	if (new_cycle_time > min_cycle_time) {
+		min_cycle_time = new_cycle_time;
+	}
+	if (new_latency > min_latency) {
+		min_latency = new_latency;
+	}
+}
+