From: Chenghua Xu <xucheng...@loongson.cn>
gcc/ChangeLog:
PR target/106459
* config/loongarch/loongarch.cc (loongarch_build_integer): Use
HOST_WIDE_INT.
* config/loongarch/loongarch.h (IMM_REACH): Likewise.
(HWIT_1U): New Defined.
(LU12I_OPERAND): Use HOST_WIDE_INT.
(LU32I_OPERAND): Likewise.
(LU52I_OPERAND): Likewise.
(HWIT_UC_0xFFF): Likwise.
gcc/testsuite/ChangeLog:
* gcc.target/loongarch/pr106459.c: New test.
---
gcc/config/loongarch/loongarch.cc | 6 +++---
gcc/config/loongarch/loongarch.h | 15 +++++++++------
gcc/testsuite/gcc.target/loongarch/pr106459.c | 13 +++++++++++++
3 files changed, 25 insertions(+), 9 deletions(-)
create mode 100644 gcc/testsuite/gcc.target/loongarch/pr106459.c
diff --git a/gcc/config/loongarch/loongarch.cc
b/gcc/config/loongarch/loongarch.cc
index 207ac2762c6..1a33f668f20 100644
--- a/gcc/config/loongarch/loongarch.cc
+++ b/gcc/config/loongarch/loongarch.cc
@@ -1500,8 +1500,8 @@ loongarch_build_integer (struct loongarch_integer_op
*codes,
bool lu32i[2] = {(value & LU32I_B) == 0, (value & LU32I_B) == LU32I_B};
bool lu52i[2] = {(value & LU52I_B) == 0, (value & LU52I_B) == LU52I_B};
- int sign31 = (value & (1UL << 31)) >> 31;
- int sign51 = (value & (1UL << 51)) >> 51;
+ int sign31 = (value & (HOST_WIDE_INT_1U << 31)) >> 31;
+ int sign51 = (value & (HOST_WIDE_INT_1U << 51)) >> 51;
/* Determine whether the upper 32 bits are sign-extended from the lower
32 bits. If it is, the instructions to load the high order can be
ommitted. */
@@ -1522,7 +1522,7 @@ loongarch_build_integer (struct loongarch_integer_op
*codes,
/* Determine whether the 52-61 bits are sign-extended from the low order,
and if not, load the 52-61 bits. */
- if (!lu52i[(value & (1ULL << 51)) >> 51])
+ if (!lu52i[(value & (HOST_WIDE_INT_1U << 51)) >> 51])
{
codes[cost].method = METHOD_LU52I;
codes[cost].value = value & LU52I_B;
diff --git a/gcc/config/loongarch/loongarch.h b/gcc/config/loongarch/loongarch.h
index 8b1288961e4..f4a9c329fef 100644
--- a/gcc/config/loongarch/loongarch.h
+++ b/gcc/config/loongarch/loongarch.h
@@ -561,7 +561,8 @@ enum reg_class
64, 65, 66, 67, 68, 69, 70, 71, 72, 73}
#define IMM_BITS 12
-#define IMM_REACH (1LL << IMM_BITS)
+#define IMM_REACH (HOST_WIDE_INT_1 << IMM_BITS)
+#define HWIT_1U HOST_WIDE_INT_1U
/* True if VALUE is an unsigned 6-bit number. */
@@ -589,18 +590,20 @@ enum reg_class
/* True if VALUE can be loaded into a register using LU12I. */
#define LU12I_OPERAND(VALUE) \
- (((VALUE) | ((1UL << 31) - IMM_REACH)) == ((1UL << 31) - IMM_REACH) \
- || ((VALUE) | ((1UL << 31) - IMM_REACH)) + IMM_REACH == 0)
+ (((VALUE) | ((HWIT_1U << 31) - IMM_REACH)) == ((HWIT_1U << 31) - IMM_REACH) \
+ || ((VALUE) | ((HWIT_1U << 31) - IMM_REACH)) + IMM_REACH == 0)
/* True if VALUE can be loaded into a register using LU32I. */
#define LU32I_OPERAND(VALUE) \
- (((VALUE) | (((1ULL << 19) - 1) << 32)) == (((1ULL << 19) - 1) << 32) \
- || ((VALUE) | (((1ULL << 19) - 1) << 32)) + (1ULL << 32) == 0)
+ (((VALUE) | (((HWIT_1U << 19) - 1) << 32)) == (((HWIT_1U << 19) - 1) << 32) \
+ || ((VALUE) | (((HWIT_1U << 19) - 1) << 32)) + (HWIT_1U << 32) == 0)
/* True if VALUE can be loaded into a register using LU52I. */
-#define LU52I_OPERAND(VALUE) (((VALUE) | (0xfffULL << 52)) == (0xfffULL << 52))
+#define HWIT_UC_0xFFF HOST_WIDE_INT_UC(0xfff)
+#define LU52I_OPERAND(VALUE) \
+ (((VALUE) | (HWIT_UC_0xFFF << 52)) == (HWIT_UC_0xFFF << 52))
/* Return a value X with the low 12 bits clear, and such that
VALUE - X is a signed 12-bit value. */
diff --git a/gcc/testsuite/gcc.target/loongarch/pr106459.c
b/gcc/testsuite/gcc.target/loongarch/pr106459.c
new file mode 100644
index 00000000000..eb737dc49c1
--- /dev/null
+++ b/gcc/testsuite/gcc.target/loongarch/pr106459.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+
+/* https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106459 */
+
+typedef unsigned int UDItype __attribute__((mode(DI)));
+int foo(UDItype x) {
+ x = x & (((UDItype)(((UDItype)(((UDItype)0x0F << 8) | 0x0F) << (2 * 8)) |
+ (((UDItype)0x0F << 8) | 0x0F))
+ << (4 * 8)) |
+ (((UDItype)(((UDItype)0x0F << 8) | 0x0F) << (2 * 8)) |
+ (((UDItype)0x0F << 8) | 0x0F)));
+ return x;
+}
--
2.31.1
