This patch adds the Load Floating Point as Integer Word and
Zero Indexed (lfiwzx) instruction which was introduced in
Power ISA 2.06.
Signed-off-by: Tom Musta <tommu...@gmail.com>
---
target-ppc/translate.c | 15 +++++++++++++++
1 files changed, 15 insertions(+), 0 deletions(-)
diff --git a/target-ppc/translate.c b/target-ppc/translate.c
index eb1c49a..4148ba9 100644
--- a/target-ppc/translate.c
+++ b/target-ppc/translate.c
@@ -3529,6 +3529,20 @@ static void gen_lfiwax(DisasContext *ctx)
tcg_temp_free(t0);
}
+/* lfiwzx */
+static void gen_lfiwzx(DisasContext *ctx)
+{
+ TCGv EA;
+ if (unlikely(!ctx->fpu_enabled)) {
+ gen_exception(ctx, POWERPC_EXCP_FPU);
+ return;
+ }
+ gen_set_access_type(ctx, ACCESS_FLOAT);
+ EA = tcg_temp_new();
+ gen_addr_reg_index(ctx, EA);
+ gen_qemu_ld32u(ctx, cpu_fpr[rD(ctx->opcode)], EA);
+ tcg_temp_free(EA);
+}
/*** Floating-point store ***/
#define GEN_STF(name, stop, opc, type) \
static void glue(gen_, name)(DisasContext *ctx)
\
@@ -9942,6 +9956,7 @@ GEN_LDXF(name, ldop, 0x17, op | 0x00, type)
GEN_LDFS(lfd, ld64, 0x12, PPC_FLOAT)
GEN_LDFS(lfs, ld32fs, 0x10, PPC_FLOAT)
GEN_HANDLER_E(lfiwax, 0x1f, 0x17, 0x1a, 0x00000001, PPC_NONE, PPC2_ISA205),
+GEN_HANDLER_E(lfiwzx, 0x1f, 0x17, 0x1b, 0x00000001, PPC_NONE, PPC2_ISA206),
GEN_HANDLER_E(lfdp, 0x39, 0xFF, 0xFF, 0x00200003, PPC_NONE, PPC2_ISA205),
GEN_HANDLER_E(lfdpx, 0x1F, 0x17, 0x18, 0x00200001, PPC_NONE, PPC2_ISA205),
--
1.7.1
