From 4701fba31cd2c7d5d6cd0af9a971ef802afc89e3 Mon Sep 17 00:00:00 2001
From: Joe Seymour <joe.s@somniumtech.com>
Date: Wed, 18 Jan 2017 03:56:10 +0000
Subject: [PATCH] t-msp430 (LIB2ADD): Remove mpy.c
libgcc/
* config/msp430/t-msp430 (LIB2ADD): Remove mpy.c
(mpy.o): New rule.
(libmul_none.a): Add mpy.o
gcc/testsuite/
* gcc.target/msp430/mul_f5_muldef.c: New test.
From-SVN: r244564
---
gcc/testsuite/ChangeLog | 4 ++++
gcc/testsuite/gcc.target/msp430/mul_f5_muldef.c | 15 +++++++++++++++
libgcc/config/msp430/t-msp430 | 6 ++++--
3 files changed, 23 insertions(+), 2 deletions(-)
create mode 100644 gcc/testsuite/gcc.target/msp430/mul_f5_muldef.c
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 0628f49ff028..738afb621b20 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,7 @@
+2017-01-17 Joe Seymour <joe.s@somniumtech.com>
+
+ * gcc.target/msp430/mul_f5_muldef.c: New test.
+
2017-01-17 Michael Meissner <meissner@linux.vnet.ibm.com>
PR target/79004
diff --git a/gcc/testsuite/gcc.target/msp430/mul_f5_muldef.c b/gcc/testsuite/gcc.target/msp430/mul_f5_muldef.c
new file mode 100644
index 000000000000..da1b1bb983cd
--- /dev/null
+++ b/gcc/testsuite/gcc.target/msp430/mul_f5_muldef.c
@@ -0,0 +1,15 @@
+/* { dg-do link } */
+/* { dg-options "-mhwmult=f5series" } */
+
+/* This program used to result in a multiple definition error:
+
+libmul_f5.a(lib2hw_mul_f5.o): In function `__mulhi2_f5':
+(.text.__mulhi2_f5+0x0): multiple definition of `__mspabi_mpyi'
+libgcc.a(mpy.o):mpy.c:(.text.__mulhi3+0x0): first defined here */
+
+#include <stdio.h>
+
+int main (void)
+{
+ printf ("%d", 430);
+}
diff --git a/libgcc/config/msp430/t-msp430 b/libgcc/config/msp430/t-msp430
index 107eb3ded6c3..668b9437dc25 100644
--- a/libgcc/config/msp430/t-msp430
+++ b/libgcc/config/msp430/t-msp430
@@ -30,7 +30,6 @@ LIB2ADD = \
$(srcdir)/config/msp430/lib2mul.c \
$(srcdir)/config/msp430/lib2shift.c \
$(srcdir)/config/msp430/epilogue.S \
- $(srcdir)/config/msp430/mpy.c \
$(srcdir)/config/msp430/slli.S \
$(srcdir)/config/msp430/srai.S \
$(srcdir)/config/msp430/srli.S \
@@ -43,6 +42,9 @@ LIB2ADD = \
HOST_LIBGCC2_CFLAGS += -Os -ffunction-sections -fdata-sections -mhwmult=none
+mpy.o: $(srcdir)/config/msp430/mpy.c
+ $(gcc_compile) $< -c
+
lib2_mul_none.o: $(srcdir)/config/msp430/lib2mul.c
$(gcc_compile) $< -c -DMUL_NONE
@@ -58,7 +60,7 @@ lib2hw_mul_32.o: $(srcdir)/config/msp430/lib2hw_mul.S
lib2hw_mul_f5.o: $(srcdir)/config/msp430/lib2hw_mul.S
$(gcc_compile) $< -c -DMUL_F5
-libmul_none.a: lib2_mul_none.o
+libmul_none.a: lib2_mul_none.o mpy.o
$(AR_CREATE_FOR_TARGET) $@ $(filter %.o,$^)
libmul_16.a: lib2hw_mul_16.o lib2_mul_16bit.o
--
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