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authorCyril SIX <cyril.six@kalray.eu>2018-11-30 17:31:11 +0100
committerCyril SIX <cyril.six@kalray.eu>2018-11-30 17:31:11 +0100
commit79a2dac7e5317e515ce9610db1d48d0fc9ff0708 (patch)
treefe280055b9f4697ae9f1f61398d43b041b229fc7 /runtime
parent30e8e1618e59bdb585b1fb36cddce41eefe12364 (diff)
downloadcompcert-kvx-79a2dac7e5317e515ce9610db1d48d0fc9ff0708.tar.gz
compcert-kvx-79a2dac7e5317e515ce9610db1d48d0fc9ff0708.zip
Finished implementation of va_arg + testing done
Diffstat (limited to 'runtime')
-rw-r--r--runtime/Makefile2
-rw-r--r--runtime/mppa_k1c/vararg.S72
2 files changed, 73 insertions, 1 deletions
diff --git a/runtime/Makefile b/runtime/Makefile
index 30c1fc83..66ec6fec 100644
--- a/runtime/Makefile
+++ b/runtime/Makefile
@@ -23,7 +23,7 @@ OBJS=i64_dtou.o i64_utod.o i64_utof.o vararg.o
else ifeq ($(ARCH),powerpc64)
OBJS=i64_dtou.o i64_stof.o i64_utod.o i64_utof.o vararg.o
else ifeq ($(ARCH),mppa_k1c)
-OBJS=i64_umod.o i64_udiv.o i64_udivmod.o i64_sdiv.o i64_smod.o
+OBJS=i64_umod.o i64_udiv.o i64_udivmod.o i64_sdiv.o i64_smod.o vararg.o
DOMAKE:=$(shell (cd mppa_k1c && make))
else
OBJS=i64_dtos.o i64_dtou.o i64_sar.o i64_sdiv.o i64_shl.o \
diff --git a/runtime/mppa_k1c/vararg.S b/runtime/mppa_k1c/vararg.S
new file mode 100644
index 00000000..41c2b39e
--- /dev/null
+++ b/runtime/mppa_k1c/vararg.S
@@ -0,0 +1,72 @@
+
+// typedef void * va_list;
+// unsigned int __compcert_va_int32(va_list * ap);
+// unsigned long long __compcert_va_int64(va_list * ap);
+
+ .text
+ .balign 2
+ .globl __compcert_va_int32
+__compcert_va_int32:
+# Prologue
+ addd $r14 = $r12, 0
+;;
+ addd $r12 = $r12, -16
+;;
+ sd 0[$r12] = $r14
+;;
+ get $r16 = $ra
+;;
+ sd 8[$r12] = $r16
+;;
+# Body
+ ld $r32 = 0[$r0] # $r32 <- *ap
+;;
+ addd $r32 = $r32, 8 # $r32 <- $r32 + WORDSIZE
+;;
+ sd 0[$r0] = $r32 # *ap <- $r32
+;;
+ lws $r0 = -8[$r32] # retvalue <- 32-bits at *ap - WORDSIZE
+;;
+# Prologue
+ ld $r16 = 8[$r12]
+;;
+ set $ra = $r16
+;;
+ addd $r12 = $r12, 16
+;;
+ ret
+;;
+
+ .text
+ .balign 2
+ .globl __compcert_va_int64
+__compcert_va_int64:
+# Prologue
+ addd $r14 = $r12, 0
+;;
+ addd $r12 = $r12, -16
+;;
+ sd 0[$r12] = $r14
+;;
+ get $r16 = $ra
+;;
+ sd 8[$r12] = $r16
+;;
+# Body
+ ld $r32 = 0[$r0] # $r32 <- *ap
+;;
+ addd $r32 = $r32, 8 # $r32 <- $r32 + WORDSIZE
+;;
+ sd 0[$r0] = $r32 # *ap <- $r32
+;;
+ ld $r0 = -8[$r32] # retvalue <- 64-bits at *ap - WORDSIZE
+;;
+# Prologue
+ ld $r16 = 8[$r12]
+;;
+ set $ra = $r16
+;;
+ addd $r12 = $r12, 16
+;;
+ ret
+;;