moved crates in lib/ to src/, renamed crates, modified some files' text (#660)

moved crates in lib/ to src/, renamed crates, modified some files' text (#660)

cranelift/filetests/filetests/wasm/f64-compares.clif

@@ -0,0 +1,48 @@
+; Test code generation for WebAssembly f64 comparison operators.
+test compile
+
+target i686 haswell
+
+target x86_64 haswell
+
+function %f64_eq(f64, f64) -> i32 {
+ebb0(v0: f64, v1: f64):
+    v2 = fcmp eq v0, v1
+    v3 = bint.i32 v2
+    return v3
+}
+
+function %f64_ne(f64, f64) -> i32 {
+ebb0(v0: f64, v1: f64):
+    v2 = fcmp ne v0, v1
+    v3 = bint.i32 v2
+    return v3
+}
+
+function %f64_lt(f64, f64) -> i32 {
+ebb0(v0: f64, v1: f64):
+    v2 = fcmp lt v0, v1
+    v3 = bint.i32 v2
+    return v3
+}
+
+function %f64_gt(f64, f64) -> i32 {
+ebb0(v0: f64, v1: f64):
+    v2 = fcmp gt v0, v1
+    v3 = bint.i32 v2
+    return v3
+}
+
+function %f64_le(f64, f64) -> i32 {
+ebb0(v0: f64, v1: f64):
+    v2 = fcmp le v0, v1
+    v3 = bint.i32 v2
+    return v3
+}
+
+function %f64_ge(f64, f64) -> i32 {
+ebb0(v0: f64, v1: f64):
+    v2 = fcmp ge v0, v1
+    v3 = bint.i32 v2
+    return v3
+}