[4.8] Merge GCC 4.8.2

Change-Id: I0f1fcf69c5076d8534c5c45562745e1a37adb197

10 files changed, 277 insertions, 12 deletions

diff --git a/gcc-4.8/gcc/testsuite/gcc.target/i386/bmi-1.c b/gcc-4.8/gcc/testsuite/gcc.target/i386/bmi-1.c
index dc964ba3d..c66a9d83b 100644
--- a/gcc-4.8/gcc/testsuite/gcc.target/i386/bmi-1.c
+++ b/gcc-4.8/gcc/testsuite/gcc.target/i386/bmi-1.c
@@ -1,11 +1,11 @@
 /* { dg-do compile } */
 /* { dg-options "-O2 -mbmi " } */
-/* { dg-final { scan-assembler "andn\[^\\n]*(%|)eax" } } */
-/* { dg-final { scan-assembler "bextr\[^\\n]*(%|)eax" } } */
-/* { dg-final { scan-assembler "blsi\[^\\n]*(%|)eax" } } */
-/* { dg-final { scan-assembler "blsmsk\[^\\n]*(%|)eax" } } */
-/* { dg-final { scan-assembler "blsr\[^\\n]*(%|)eax" } } */
-/* { dg-final { scan-assembler "tzcntl\[^\\n]*(%|)eax" } } */
+/* { dg-final { scan-assembler "andn\[^\\n]*eax" } } */
+/* { dg-final { scan-assembler-times "bextr\[ \\t]+\[^\\n]*eax" 2 } } */
+/* { dg-final { scan-assembler-times "blsi\[^\\n]*eax" 2 } } */
+/* { dg-final { scan-assembler-times "blsmsk\[^\\n]*eax" 2 } } */
+/* { dg-final { scan-assembler-times "blsr\[^\\n]*eax" 2 } } */
+/* { dg-final { scan-assembler-times "tzcntl\[^\\n]*eax" 2 } } */
 
 #include <x86intrin.h>
 
@@ -22,25 +22,57 @@ func_bextr32 (unsigned int X, unsigned int Y)
 }
 
 unsigned int
+func_bextr32_3args (unsigned int X,
+		    unsigned int Y,
+		    unsigned int Z)
+{
+  return _bextr_u32(X, Y, Z);
+}
+
+unsigned int
 func_blsi32 (unsigned int X)
 {
   return __blsi_u32(X);
 }
 
 unsigned int
+func_blsi32_2 (unsigned int X)
+{
+  return _blsi_u32(X);
+}
+
+unsigned int
 func_blsmsk32 (unsigned int X)
 {
   return __blsmsk_u32(X);
 }
 
 unsigned int
+func_blsmsk32_2 (unsigned int X)
+{
+  return _blsmsk_u32(X);
+}
+
+unsigned int
 func_blsr32 (unsigned int X)
 {
   return __blsr_u32(X);
 }
 
 unsigned int
+func_blsr32_2 (unsigned int X)
+{
+  return _blsr_u32(X);
+}
+
+unsigned int
 func_tzcnt32 (unsigned int X)
 {
   return __tzcnt_u32(X);
 }
+
+unsigned int
+func_tzcnt32_2 (unsigned int X)
+{
+  return _tzcnt_u32(X);
+}
diff --git a/gcc-4.8/gcc/testsuite/gcc.target/i386/bmi-2.c b/gcc-4.8/gcc/testsuite/gcc.target/i386/bmi-2.c
index 56f73876d..6eea66aa0 100644
--- a/gcc-4.8/gcc/testsuite/gcc.target/i386/bmi-2.c
+++ b/gcc-4.8/gcc/testsuite/gcc.target/i386/bmi-2.c
@@ -1,11 +1,11 @@
 /* { dg-do compile { target { ! { ia32 }  } } } */
 /* { dg-options "-O2 -mbmi " } */
-/* { dg-final { scan-assembler "andn\[^\\n]*(%|)rax" } } */
-/* { dg-final { scan-assembler "bextr\[^\\n]*(%|)rax" } } */
-/* { dg-final { scan-assembler "blsi\[^\\n]*(%|)rax" } } */
-/* { dg-final { scan-assembler "blsmsk\[^\\n]*(%|)rax" } } */
-/* { dg-final { scan-assembler "blsr\[^\\n]*(%|)rax" } } */
-/* { dg-final { scan-assembler "tzcntq\[^\\n]*(%|)rax" } } */
+/* { dg-final { scan-assembler "andn\[^\\n]*rax" } } */
+/* { dg-final { scan-assembler-times "bextr\[ \\t]+\[^\\n]*rax" 2 } } */
+/* { dg-final { scan-assembler-times "blsi\[^\\n]*rax" 2 } } */
+/* { dg-final { scan-assembler-times "blsmsk\[^\\n]*rax" 2 } } */
+/* { dg-final { scan-assembler-times "blsr\[^\\n]*rax" 2 } } */
+/* { dg-final { scan-assembler-times "tzcntq\[^\\n]*rax" 2 } } */
 
 #include <x86intrin.h>
 
@@ -22,25 +22,57 @@ func_bextr64 (unsigned long long X, unsigned long long Y)
 }
 
 unsigned long long
+func_bextr64_3args (unsigned long long X,
+		    unsigned long long Y,
+		    unsigned long long Z)
+{
+  return _bextr_u64 (X, Y, Z);
+}
+
+unsigned long long
 func_blsi64 (unsigned long long X)
 {
   return __blsi_u64 (X);
 }
 
 unsigned long long
+func_blsi64_2 (unsigned long long X)
+{
+  return _blsi_u64 (X);
+}
+
+unsigned long long
 func_blsmsk64 (unsigned long long X)
 {
   return __blsmsk_u64 (X);
 }
 
 unsigned long long
+func_blsmsk64_2 (unsigned long long X)
+{
+  return _blsmsk_u64 (X);
+}
+
+unsigned long long
 func_blsr64 (unsigned long long X)
 {
   return __blsr_u64 (X);
 }
 
 unsigned long long
+func_blsr64_2 (unsigned long long X)
+{
+  return _blsr_u64 (X);
+}
+
+unsigned long long
 func_tzcnt64 (unsigned long long X)
 {
   return __tzcnt_u64 (X);
 }
+
+unsigned long long
+func_tzcnt64_2 (unsigned long long X)
+{
+  return _tzcnt_u64 (X);
+}
diff --git a/gcc-4.8/gcc/testsuite/gcc.target/i386/bmi-bextr-3.c b/gcc-4.8/gcc/testsuite/gcc.target/i386/bmi-bextr-3.c
new file mode 100644
index 000000000..fe342b9e0
--- /dev/null
+++ b/gcc-4.8/gcc/testsuite/gcc.target/i386/bmi-bextr-3.c
@@ -0,0 +1,31 @@
+/* PR target/57623 */
+/* { dg-do assemble { target bmi } } */
+/* { dg-options "-O2 -mbmi" } */
+
+#include <x86intrin.h>
+
+unsigned int
+f1 (unsigned int x, unsigned int *y)
+{
+  return __bextr_u32 (x, *y);
+}
+
+unsigned int
+f2 (unsigned int *x, unsigned int y)
+{
+  return __bextr_u32 (*x, y);
+}
+
+#ifdef  __x86_64__
+unsigned long long
+f3 (unsigned long long x, unsigned long long *y)
+{
+  return __bextr_u64 (x, *y);
+}
+
+unsigned long long
+f4 (unsigned long long *x, unsigned long long y)
+{
+  return __bextr_u64 (*x, y);
+}
+#endif
diff --git a/gcc-4.8/gcc/testsuite/gcc.target/i386/bmi2-bzhi-1.c b/gcc-4.8/gcc/testsuite/gcc.target/i386/bmi2-bzhi-1.c
new file mode 100644
index 000000000..42e002d06
--- /dev/null
+++ b/gcc-4.8/gcc/testsuite/gcc.target/i386/bmi2-bzhi-1.c
@@ -0,0 +1,31 @@
+/* PR target/57623 */
+/* { dg-do assemble { target bmi2 } } */
+/* { dg-options "-O2 -mbmi2" } */
+
+#include <x86intrin.h>
+
+unsigned int
+f1 (unsigned int x, unsigned int *y)
+{
+  return _bzhi_u32 (x, *y);
+}
+
+unsigned int
+f2 (unsigned int *x, unsigned int y)
+{
+  return _bzhi_u32 (*x, y);
+}
+
+#ifdef  __x86_64__
+unsigned long long
+f3 (unsigned long long x, unsigned long long *y)
+{
+  return _bzhi_u64 (x, *y);
+}
+
+unsigned long long
+f4 (unsigned long long *x, unsigned long long y)
+{
+  return _bzhi_u64 (*x, y);
+}
+#endif
diff --git a/gcc-4.8/gcc/testsuite/gcc.target/i386/movabs-1.c b/gcc-4.8/gcc/testsuite/gcc.target/i386/movabs-1.c
new file mode 100644
index 000000000..75ef8d2a6
--- /dev/null
+++ b/gcc-4.8/gcc/testsuite/gcc.target/i386/movabs-1.c
@@ -0,0 +1,10 @@
+/* { dg-do assemble } */
+/* { dg-options "-O2 -masm=intel" } */
+/* { dg-require-effective-target lp64 } */
+/* { dg-require-effective-target masm_intel } */
+
+void
+foo (void)
+{
+  *(volatile long*)0xFFFF800000000000 = -1;
+}
diff --git a/gcc-4.8/gcc/testsuite/gcc.target/i386/pr57459.c b/gcc-4.8/gcc/testsuite/gcc.target/i386/pr57459.c
new file mode 100644
index 000000000..75101145a
--- /dev/null
+++ b/gcc-4.8/gcc/testsuite/gcc.target/i386/pr57459.c
@@ -0,0 +1,60 @@
+/* PR rtl-optimization/57459 */
+/* { dg-do run } */
+/* { dg-options "-fno-inline -O2 -minline-all-stringops -fno-omit-frame-pointer" } */
+
+int total1[10], total2[10], total3[10], total4[10], total5[10], a[20];
+int len;
+
+void stackclean() {
+  void *ptr = __builtin_alloca(20000);
+  __builtin_memset(ptr, 0, 20000);
+}
+
+void foo(const char *s) {
+  int r1 = a[1];
+  int r2 = a[2];
+  int r3 = a[3];
+  int r4 = a[4];
+  int r5 = a[5];
+
+  len =  __builtin_strlen(s);
+
+  if (s != 0)
+    return;
+
+  while (r1) {
+   total1[r1] = r1;
+   r1--;
+  }
+
+  while (r2) {
+   total2[r2] = r2;
+   r2--;
+  }
+
+  while (r3) {
+   total3[r3] = r3;
+   r3--;
+  }
+
+  while (r4) {
+   total4[r4] = r4;
+   r4--;
+  }
+
+  while (r5) {
+   total5[r5] = r5;
+   r5--;
+  }
+}
+
+extern void abort (void);
+
+int main() {
+  stackclean();
+  foo("abcdefgh");
+  if (len != 8)
+    abort ();
+  return 0;
+}
+
diff --git a/gcc-4.8/gcc/testsuite/gcc.target/i386/pr57655.c b/gcc-4.8/gcc/testsuite/gcc.target/i386/pr57655.c
new file mode 100644
index 000000000..586d33862
--- /dev/null
+++ b/gcc-4.8/gcc/testsuite/gcc.target/i386/pr57655.c
@@ -0,0 +1,10 @@
+/* { dg-do compile } */
+/* { dg-options "-mavx -mvzeroupper -mno-fp-ret-in-387" }
+
+/* { dg-error "x87 register return with x87 disabled" "" { target { ! ia32 } } 8 } */
+
+long double
+foo (long double x)
+{
+  return __builtin_ilogbl (x);
+}
diff --git a/gcc-4.8/gcc/testsuite/gcc.target/i386/pr57736.c b/gcc-4.8/gcc/testsuite/gcc.target/i386/pr57736.c
new file mode 100644
index 000000000..120e5dc3a
--- /dev/null
+++ b/gcc-4.8/gcc/testsuite/gcc.target/i386/pr57736.c
@@ -0,0 +1,41 @@
+/* PR target/57736 */
+/* { dg-do compile } */
+/* { dg-options "-O2" } */
+
+#include <x86intrin.h>
+
+unsigned long long
+f1 (void)
+{
+  return __rdtsc ();
+}
+
+unsigned long long
+f2 (unsigned int *x)
+{
+  return __rdtscp (x);
+}
+
+unsigned long long
+f3 (unsigned int x)
+{
+  return __rdpmc (x);
+}
+
+void
+f4 (void)
+{
+  __rdtsc ();
+}
+
+void
+f5 (unsigned int *x)
+{
+  __rdtscp (x);
+}
+
+void
+f6 (unsigned int x)
+{
+  __rdpmc (x);
+}
diff --git a/gcc-4.8/gcc/testsuite/gcc.target/i386/pr57777.c b/gcc-4.8/gcc/testsuite/gcc.target/i386/pr57777.c
new file mode 100644
index 000000000..9c1a392aa
--- /dev/null
+++ b/gcc-4.8/gcc/testsuite/gcc.target/i386/pr57777.c
@@ -0,0 +1,13 @@
+/* PR target/57777 */
+/* { dg-do assemble { target avx2 } } */
+/* { dg-options "-O3 -mavx2" } */
+/* { dg-additional-options "-fpic" { target fpic } } */
+
+void
+foo (unsigned long *x, int *y)
+{
+  static unsigned long b[2] = { 0x0UL, 0x9908b0dfUL };
+  int c;
+  for (c = 0; c < 512; c++)
+    x[c] = b[x[c] & 1UL];
+}
diff --git a/gcc-4.8/gcc/testsuite/gcc.target/i386/pr58218.c b/gcc-4.8/gcc/testsuite/gcc.target/i386/pr58218.c
new file mode 100644
index 000000000..414524205
--- /dev/null
+++ b/gcc-4.8/gcc/testsuite/gcc.target/i386/pr58218.c
@@ -0,0 +1,5 @@
+/* PR target/58218 */
+/* { dg-do assemble { target lp64 } } */
+/* { dg-options "-mcmodel=medium" } */
+
+struct { float x[16385]; } a = { { 0.f, } };