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[PATCH][GCC][AArch64] optimize float immediate moves (3 /4) - testsuite.
- From: Tamar Christina <Tamar dot Christina at arm dot com>
- To: GCC Patches <gcc-patches at gcc dot gnu dot org>
- Cc: nd <nd at arm dot com>, James Greenhalgh <James dot Greenhalgh at arm dot com>, "Richard Earnshaw" <Richard dot Earnshaw at arm dot com>, Marcus Shawcroft <Marcus dot Shawcroft at arm dot com>
- Date: Wed, 7 Jun 2017 11:38:41 +0000
- Subject: [PATCH][GCC][AArch64] optimize float immediate moves (3 /4) - testsuite.
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Hi All,
This patch adds new tests to cover the newly generated code from this patch series.
Regression tested on aarch64-none-linux-gnu and no regressions.
OK for trunk?
Thanks,
Tamar
gcc/testsuite/
2017-06-07 Tamar Christina <tamar.christina@arm.com>
Bilyan Borisov <bilyan.borisov@arm.com>
* gcc.target/aarch64/dbl_mov_immediate_1.c: New.
* gcc.target/aarch64/flt_mov_immediate_1.c: New.
* gcc.target/aarch64/f16_mov_immediate_1.c: New.
* gcc.target/aarch64/f16_mov_immediate_2.c: New.
diff --git a/gcc/testsuite/gcc.target/aarch64/dbl_mov_immediate_1.c b/gcc/testsuite/gcc.target/aarch64/dbl_mov_immediate_1.c
new file mode 100644
index 0000000000000000000000000000000000000000..eb5b23b8f842c1f299bd58c8f944dce6234c111b
--- /dev/null
+++ b/gcc/testsuite/gcc.target/aarch64/dbl_mov_immediate_1.c
@@ -0,0 +1,52 @@
+/* { dg-do compile } */
+/* { dg-options "-O3" } */
+
+double d0(void)
+{
+ double x = 0.0d;
+ return x;
+}
+
+double dn1(void)
+{
+ double x = -0.0d;
+ return x;
+}
+
+
+double d1(void)
+{
+ double x = 1.5d;
+ return x;
+}
+
+double d2(void)
+{
+ double x = 123256.0d;
+ return x;
+}
+
+double d3(void)
+{
+ double x = 123256123456.0d;
+ return x;
+}
+
+double d4(void)
+{
+ double x = 123456123456123456.0d;
+ return x;
+}
+
+/* { dg-final { scan-assembler-times "movi\td\[0-9\]+, ?#0" 1 } } */
+
+/* { dg-final { scan-assembler-times "adrp\tx\[0-9\]+, \.LC\[0-9\]" 2 } } */
+/* { dg-final { scan-assembler-times "ldr\td\[0-9\]+, \\\[x\[0-9\], #:lo12:\.LC\[0-9\]\\\]" 2 } } */
+
+/* { dg-final { scan-assembler-times "fmov\td\[0-9\]+, 1\\\.5e\\\+0" 1 } } */
+
+/* { dg-final { scan-assembler-times "mov\tx\[0-9\]+, 25838523252736" 1 } } */
+/* { dg-final { scan-assembler-times "movk\tx\[0-9\]+, 0x40fe, lsl 48" 1 } } */
+/* { dg-final { scan-assembler-times "mov\tx\[0-9\]+, -9223372036854775808" 1 } } */
+/* { dg-final { scan-assembler-times "fmov\td\[0-9\]+, x\[0-9\]+" 2 } } */
+
diff --git a/gcc/testsuite/gcc.target/aarch64/f16_mov_immediate_1.c b/gcc/testsuite/gcc.target/aarch64/f16_mov_immediate_1.c
new file mode 100644
index 0000000000000000000000000000000000000000..7851dfca79487db28bd8bc25c268d93d14fa12b9
--- /dev/null
+++ b/gcc/testsuite/gcc.target/aarch64/f16_mov_immediate_1.c
@@ -0,0 +1,47 @@
+/* { dg-do compile } */
+/* { dg-options "-O3" } */
+
+extern __fp16 foo ();
+extern void bar (__fp16* x);
+
+void f1 ()
+{
+ volatile __fp16 a = 17.0;
+}
+
+
+void f2 (__fp16 *a)
+{
+ *a = 17.0;
+}
+
+void f3 ()
+{
+ __fp16 b = foo ();
+ b = 17.0;
+ bar (&b);
+}
+
+__fp16 f4 ()
+{
+ __fp16 a = 0;
+ __fp16 b = 1;
+ __fp16 c = 2;
+ __fp16 d = 4;
+
+ __fp16 z = a + b;
+ z = z + c;
+ z = z - d;
+ return z;
+}
+
+__fp16 f5 ()
+{
+ __fp16 a = 16;
+ bar (&a);
+ return a;
+}
+
+/* { dg-final { scan-assembler-times "mov\tw\[0-9\]+, #?19520" 3 } } */
+/* { dg-final { scan-assembler-times "movi\tv\[0-9\]+\\\.2s, 0xbc, lsl 8" 1 } } */
+/* { dg-final { scan-assembler-times "movi\tv\[0-9\]+\\\.2s, 0x4c, lsl 8" 1 } } */
diff --git a/gcc/testsuite/gcc.target/aarch64/f16_mov_immediate_2.c b/gcc/testsuite/gcc.target/aarch64/f16_mov_immediate_2.c
new file mode 100644
index 0000000000000000000000000000000000000000..a7ff50ae5a712d6d4057aa6581cfd28fe9f511ab
--- /dev/null
+++ b/gcc/testsuite/gcc.target/aarch64/f16_mov_immediate_2.c
@@ -0,0 +1,43 @@
+/* { dg-do compile } */
+/* { dg-options "-O3" } */
+
+#include <arm_fp16.h>
+
+float16_t f0(void)
+{
+ float16_t x = 0.0f;
+ return x;
+}
+
+float16_t fn1(void)
+{
+ float16_t x = -0.0f;
+ return x;
+}
+
+float16_t f1(void)
+{
+ float16_t x = 256.0f;
+ return x;
+}
+
+float16_t f2(void)
+{
+ float16_t x = 123256.0f;
+ return x;
+}
+
+float16_t f3(void)
+{
+ float16_t x = 17.0;
+ return x;
+}
+
+/* { dg-final { scan-assembler-times "movi\tv\[0-9\]+\\\.4h, ?#0" 1 } } */
+/* { dg-final { scan-assembler-times "movi\tv\[0-9\]+\\\.2s, 0x80, lsl 8" 1 } } */
+/* { dg-final { scan-assembler-times "movi\tv\[0-9\]+\\\.2s, 0x5c, lsl 8" 1 } } */
+/* { dg-final { scan-assembler-times "movi\tv\[0-9\]+\\\.2s, 0x7c, lsl 8" 1 } } */
+
+/* { dg-final { scan-assembler-times "mov\tw\[0-9\]+, 19520" 1 } } */
+/* { dg-final { scan-assembler-times "fmov\ts\[0-9\], w\[0-9\]+" 1 } } */
+
diff --git a/gcc/testsuite/gcc.target/aarch64/flt_mov_immediate_1.c b/gcc/testsuite/gcc.target/aarch64/flt_mov_immediate_1.c
new file mode 100644
index 0000000000000000000000000000000000000000..7b92a5ae40fbd042a6b564a557118d8f8eac7abd
--- /dev/null
+++ b/gcc/testsuite/gcc.target/aarch64/flt_mov_immediate_1.c
@@ -0,0 +1,52 @@
+/* { dg-do compile } */
+/* { dg-options "-O3" } */
+
+float f0(void)
+{
+ float x = 0.0f;
+ return x;
+}
+
+float fn1(void)
+{
+ float x = -0.0f;
+ return x;
+}
+
+float f1(void)
+{
+ float x = 256.0f;
+ return x;
+}
+
+float f2(void)
+{
+ float x = 123256.0f;
+ return x;
+}
+
+float f3(void)
+{
+ float x = 2.0f;
+ return x;
+}
+
+float f4(void)
+{
+ float x = -20000.1;
+ return x;
+}
+
+
+/* { dg-final { scan-assembler-times "movi\tv\[0-9\]+\\\.2s, ?#0" 1 } } */
+/* { dg-final { scan-assembler-times "movi\tv\[0-9\]+\\\.2s, 0x80, lsl 24" 1 } } */
+/* { dg-final { scan-assembler-times "movi\tv\[0-9\]+\\\.2s, 0x80, lsl 24" 1 } } */
+
+/* { dg-final { scan-assembler-times "mov\tw\[0-9\]+, 48128" 1 } } */
+/* { dg-final { scan-assembler-times "movk\tw\[0-9\]+, 0x47f0, lsl 16" 1 } } */
+
+/* { dg-final { scan-assembler-times "fmov\ts\[0-9\]+, 2\\\.0e\\\+0" 1 } } */
+
+/* { dg-final { scan-assembler-times "mov\tw\[0-9\]+, 16435" 1 } } */
+/* { dg-final { scan-assembler-times "movk\tw\[0-9\]+, 0xc69c, lsl 16" 1 } } */
+