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authorliuhongt <hongtao.liu@intel.com>2020-08-12 10:48:17 +0800
committerliuhongt <hongtao.liu@intel.com>2020-08-18 14:19:40 +0800
commit7d5de349d21479d7ec61dd0153e6f0958ad7384f (patch)
treea3f1827015012f2fb02787c2d1f15f091cabc408 /gcc
parent6d42cbe5ad7a7b46437f2576c9920e44dc14b386 (diff)
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Don't use pinsr/pextr for struct initialization/extraction.
gcc/ PR target/96562 PR target/93897 * config/i386/i386-expand.c (ix86_expand_pinsr): Don't use pinsr for TImode. (ix86_expand_pextr): Don't use pextr for TImode. gcc/testsuite/ * gcc.target/i386/pr96562-1.c: New test.
Diffstat (limited to 'gcc')
-rw-r--r--gcc/config/i386/i386-expand.c2
-rw-r--r--gcc/testsuite/gcc.target/i386/pr96562-1.c81
2 files changed, 81 insertions, 2 deletions
diff --git a/gcc/config/i386/i386-expand.c b/gcc/config/i386/i386-expand.c
index d8368bf..68fbe83 100644
--- a/gcc/config/i386/i386-expand.c
+++ b/gcc/config/i386/i386-expand.c
@@ -20302,7 +20302,6 @@ ix86_expand_pextr (rtx *operands)
case E_V4SImode:
case E_V2DImode:
case E_V1TImode:
- case E_TImode:
{
machine_mode srcmode, dstmode;
rtx d, pat;
@@ -20398,7 +20397,6 @@ ix86_expand_pinsr (rtx *operands)
case E_V4SImode:
case E_V2DImode:
case E_V1TImode:
- case E_TImode:
{
machine_mode srcmode, dstmode;
rtx (*pinsr)(rtx, rtx, rtx, rtx);
diff --git a/gcc/testsuite/gcc.target/i386/pr96562-1.c b/gcc/testsuite/gcc.target/i386/pr96562-1.c
new file mode 100644
index 0000000..6ebeeb1
--- /dev/null
+++ b/gcc/testsuite/gcc.target/i386/pr96562-1.c
@@ -0,0 +1,81 @@
+/* { dg-do compile} */
+/* { dg-options "-msse4.1 -O2" } */
+/* { dg-final { scan-assembler-not "pinsr" } } */
+
+typedef struct
+{
+ long long a;
+ int b;
+} st1;
+
+typedef struct
+{
+ long long a;
+ int b;
+ short c;
+} st2;
+
+typedef struct
+{
+ long long a;
+ int b;
+ short c;
+ char d;
+} st3;
+
+typedef struct
+{
+ int b;
+ long long a;
+} st4;
+
+typedef struct
+{
+ short c;
+ int b;
+ long long a;
+} st5;
+
+typedef struct
+{
+ char d;
+ short c;
+ int b;
+ long long a;
+} st6;
+
+st1
+foo1 (long long a, int b)
+{
+ return (st1){a, b};
+}
+
+st2
+foo2 (long long a, int b, short c)
+{
+ return (st2){a, b, c};
+}
+
+st3
+foo3 (long long a, int b, short c, char d)
+{
+ return (st3){a, b, c, d};
+}
+
+st4
+foo4 (long long a, int b)
+{
+ return (st4){b, a};
+}
+
+st5
+foo5 (long long a, int b, short c)
+{
+ return (st5){c, b, a};
+}
+
+st6
+foo6 (long long a, int b, short c, char d)
+{
+ return (st6){d, c, b, a};
+}