timshen created this revision.
timshen added a subscriber: cfe-commits.
Add long long/double support for vec_cts, vec_ctu and vec_ctf.
Similar to this change in GCC:
https://gcc.gnu.org/ml/gcc-patches/2014-08/msg02653.html
http://reviews.llvm.org/D15589
Files:
lib/Headers/altivec.h
test/CodeGen/builtins-ppc-vsx.c
Index: test/CodeGen/builtins-ppc-vsx.c
===================================================================
--- test/CodeGen/builtins-ppc-vsx.c
+++ test/CodeGen/builtins-ppc-vsx.c
@@ -845,4 +845,51 @@
// CHECK: xor <2 x i64>
// CHECK-LE: xor <2 x i64>
+ res_vsll = vec_cts(vd, 0);
+// CHECK: fmul <2 x double>
+// CHECK: fptosi <2 x double> %{{.*}} to <2 x i64>
+// CHECK-LE: fmul <2 x double>
+// CHECK-LE: fptosi <2 x double> %{{.*}} to <2 x i64>
+
+ res_vsll = vec_cts(vd, 31);
+// CHECK: fmul <2 x double>
+// CHECK: fptosi <2 x double> %{{.*}} to <2 x i64>
+// CHECK-LE: fmul <2 x double>
+// CHECK-LE: fptosi <2 x double> %{{.*}} to <2 x i64>
+
+ res_vsll = vec_ctu(vd, 0);
+// CHECK: fmul <2 x double>
+// CHECK: fptoui <2 x double> %{{.*}} to <2 x i64>
+// CHECK-LE: fmul <2 x double>
+// CHECK-LE: fptoui <2 x double> %{{.*}} to <2 x i64>
+
+ res_vsll = vec_ctu(vd, 31);
+// CHECK: fmul <2 x double>
+// CHECK: fptoui <2 x double> %{{.*}} to <2 x i64>
+// CHECK-LE: fmul <2 x double>
+// CHECK-LE: fptoui <2 x double> %{{.*}} to <2 x i64>
+
+ res_vd = vec_ctf(vsll, 0);
+// CHECK: sitofp <2 x i64> %{{.*}} to <2 x double>
+// CHECK: fmul <2 x double>
+// CHECK-LE: sitofp <2 x i64> %{{.*}} to <2 x double>
+// CHECK-LE: fmul <2 x double>
+
+ res_vd = vec_ctf(vsll, 31);
+// CHECK: sitofp <2 x i64> %{{.*}} to <2 x double>
+// CHECK: fmul <2 x double>
+// CHECK-LE: sitofp <2 x i64> %{{.*}} to <2 x double>
+// CHECK-LE: fmul <2 x double>
+
+ res_vd = vec_ctf(vull, 0);
+// CHECK: uitofp <2 x i64> %{{.*}} to <2 x double>
+// CHECK: fmul <2 x double>
+// CHECK-LE: uitofp <2 x i64> %{{.*}} to <2 x double>
+// CHECK-LE: fmul <2 x double>
+
+ res_vd = vec_ctf(vull, 31);
+// CHECK: uitofp <2 x i64> %{{.*}} to <2 x double>
+// CHECK: fmul <2 x double>
+// CHECK-LE: uitofp <2 x i64> %{{.*}} to <2 x double>
+// CHECK-LE: fmul <2 x double>
}
Index: lib/Headers/altivec.h
===================================================================
--- lib/Headers/altivec.h
+++ lib/Headers/altivec.h
@@ -1891,6 +1891,22 @@
return __builtin_altivec_vcfux((vector int)__a, __b);
}
+#ifdef __VSX__
+static vector double __ATTRS_o_ai vec_ctf(vector unsigned long long __a,
+ int __b) {
+ vector double __ret = __builtin_convertvector(__a, vector double);
+ __ret *= (vector double)(vector unsigned long long)((0x3ffULL - __b) << 52);
+ return __ret;
+}
+
+static vector double __ATTRS_o_ai vec_ctf(vector signed long long __a,
+ int __b) {
+ vector double __ret = __builtin_convertvector(__a, vector double);
+ __ret *= (vector double)(vector unsigned long long)((0x3ffULL - __b) << 52);
+ return __ret;
+}
+#endif
+
/* vec_vcfsx */
static vector float __attribute__((__always_inline__))
@@ -1907,11 +1923,18 @@
/* vec_cts */
-static vector int __attribute__((__always_inline__))
-vec_cts(vector float __a, int __b) {
+static vector int __ATTRS_o_ai vec_cts(vector float __a, int __b) {
return __builtin_altivec_vctsxs(__a, __b);
}
+#ifdef __VSX__
+static vector signed long long __ATTRS_o_ai vec_cts(vector double __a,
+ int __b) {
+ __a *= (vector double)(vector unsigned long long)((0x3ffULL + __b) << 52);
+ return __builtin_convertvector(__a, vector signed long long);
+}
+#endif
+
/* vec_vctsxs */
static vector int __attribute__((__always_inline__))
@@ -1921,11 +1944,18 @@
/* vec_ctu */
-static vector unsigned int __attribute__((__always_inline__))
-vec_ctu(vector float __a, int __b) {
+static vector unsigned int __ATTRS_o_ai vec_ctu(vector float __a, int __b) {
return __builtin_altivec_vctuxs(__a, __b);
}
+#ifdef __VSX__
+static vector unsigned long long __ATTRS_o_ai vec_ctu(vector double __a,
+ int __b) {
+ __a *= (vector double)(vector unsigned long long)((0x3ffULL + __b) << 52);
+ return __builtin_convertvector(__a, vector unsigned long long);
+}
+#endif
+
/* vec_vctuxs */
static vector unsigned int __attribute__((__always_inline__))
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