Implement floating point for ARM. (b7718b97) · Commits · e / os / android_system_core

libacc/acc.cpp

+778 −232

File changed.

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libacc/tests/data/float.c

+1 −2

Original line number	Diff line number	Diff line
		@@ -38,13 +38,12 @@ void testVars(float arg0, float arg1, double arg2, double arg3) {
		* (float*) & f0 = 1.1f;
		* (double*) & d0 = 3.3;
		printf("cast lval: %g %g %g %g\n", f0, f1, d0, d1);

		}

		int main() {
		printf("int: %d float: %g double: %g\n", 1, 2.2f, 3.3);
		printf(" ftoi(1.4f)=%d\n", ftoi(1.4f));
		printf(" dtoi(2.4f)=%d\n", dtoi(2.4f));
		printf(" dtoi(2.4)=%d\n", dtoi(2.4));
		printf(" itof(3)=%g\n", itof(3));
		printf(" itod(4)=%g\n", itod(4));
		testVars(1.0f, 2.0f, 3.0, 4.0);

libacc/tests/data/flops.c

+29 −4

Original line number	Diff line number	Diff line
		@@ -4,7 +4,7 @@ void unaryOps() {
		// Unary ops
		printf("-%g = %g\n", 1.1, -1.1);
		printf("!%g = %d\n", 1.2, !1.2);
		printf("!%g = %d\n", 0.0, !0,0);
		printf("!%g = %d\n", 0.0, !0.0);
		}

		void binaryOps() {
		@@ -75,6 +75,7 @@ void comparisonOpsff() {
		comparisonTestff(1.0f, 1.0f);
		comparisonTestff(2.0f, 1.0f);
		}

		void comparisonTestid(int a, double b) {
		printf("%d op %g: < %d <= %d == %d >= %d > %d != %d\n",
		a, b, a < b, a <= b, a == b, a >= b, a > b, a != b);
		@@ -82,9 +83,9 @@ void comparisonTestid(int a, double b) {

		void comparisonOpsid() {
		printf("int op double:\n");
		comparisonTestid(1, 2.0f);
		comparisonTestid(1, 1.0f);
		comparisonTestid(2, 1.0f);
		comparisonTestid(1, 2.0);
		comparisonTestid(1, 1.0);
		comparisonTestid(2, 1.0);
		}
		void comparisonTestdi(double a, int b) {
		printf("%g op %d: < %d <= %d == %d >= %d > %d != %d\n",
		@@ -117,10 +118,34 @@ void testBranching() {
		printf("branching: %d %d %d\n", branch(-1.0), branch(0.0), branch(1.0));
		}

		void testpassi(int a, int b, int c, int d, int e, int f, int g, int h) {
		printf("testpassi: %d %d %d %d %d %d %d %d\n", a, b, c, d, e, f, g, h);
		}

		void testpassf(float a, float b, float c, float d, float e, float f, float g, float h) {
		printf("testpassf: %g %g %g %g %g %g %g %g\n", a, b, c, d, e, f, g, h);
		}

		void testpassd(double a, double b, double c, double d, double e, double f, double g, double h) {
		printf("testpassd: %g %g %g %g %g %g %g %g\n", a, b, c, d, e, f, g, h);
		}

		void testpassidf(int i, double d, float f) {
		printf("testpassidf: %d %g %g\n", i, d, f);
		}

		void testParameterPassing() {
		testpassi(1, 2, 3, 4, 5, 6, 7, 8);
		testpassf(1, 2, 3, 4, 5, 6, 7, 8);
		testpassd(1, 2, 3, 4, 5, 6, 7, 8);
		testpassidf(1, 2.0, 3.0f);
		}

		int main() {
		unaryOps();
		binaryOps();
		comparisonOps();
		testBranching();
		testParameterPassing();
		return 0;
		}

libacc/tests/test.py

+7 −2

Original line number	Diff line number	Diff line
		@@ -118,7 +118,7 @@ class TestACC(unittest.TestCase):
		def testRunFloat(self):
		self.compileCheck(["-R", "data/float.c"],
		"Executing compiled code:\nresult: 0\n",
		"int: 1 float: 2.2 double: 3.3\n ftoi(1.4f)=1\n dtoi(2.4f)=2\n itof(3)=3\n itod(4)=4\nglobals: 1 2 3 4\nargs: 1 2 3 4\nlocals: 1 2 3 4\ncast rval: 2 4\ncast lval: 1.1 2 3.3 4\n")
		"int: 1 float: 2.2 double: 3.3\n ftoi(1.4f)=1\n dtoi(2.4)=2\n itof(3)=3\n itod(4)=4\nglobals: 1 2 3 4\nargs: 1 2 3 4\nlocals: 1 2 3 4\ncast rval: 2 4\ncast lval: 1.1 2 3.3 4\n")

		def testRunFlops(self):
		self.compileCheck(["-R", "data/flops.c"],
		@@ -171,7 +171,12 @@ class TestACC(unittest.TestCase):
		"1 op 2: < 1 <= 1 == 0 >= 0 > 0 != 1\n" +
		"1 op 1: < 0 <= 1 == 1 >= 1 > 0 != 0\n" +
		"2 op 1: < 0 <= 0 == 0 >= 1 > 1 != 1\n" +
		"branching: 1 0 1\n")
		"branching: 1 0 1\n" +
		"testpassi: 1 2 3 4 5 6 7 8\n" +
		"testpassf: 1 2 3 4 5 6 7 8\n" +
		"testpassd: 1 2 3 4 5 6 7 8\n" +
		"testpassidf: 1 2 3\n"
		)

		def testArmRunReturnVal(self):
		self.compileCheckArm(["-R", "/system/bin/accdata/data/returnval-ansi.c"],