diff mbox

[v14,32/33] target-tilegx: Handle v1shli, v1shrui

Message ID 1440433079-14458-33-git-send-email-rth@twiddle.net
State New
Headers show

Commit Message

Richard Henderson Aug. 24, 2015, 4:17 p.m. UTC 
Signed-off-by: Richard Henderson <rth@twiddle.net>
---
 target-tilegx/translate.c | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

Comments

Peter Maydell Aug. 30, 2015, 3:23 p.m. UTC | #1 
On 24 August 2015 at 17:17, Richard Henderson <rth@twiddle.net> wrote:
> Signed-off-by: Richard Henderson <rth@twiddle.net>
> ---
>  target-tilegx/translate.c | 14 ++++++++++++++
>  1 file changed, 14 insertions(+)

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>

thanks
-- PMM
diff mbox

Patch

diff --git a/target-tilegx/translate.c b/target-tilegx/translate.c
index e922aee..e417c2a 100644
--- a/target-tilegx/translate.c
+++ b/target-tilegx/translate.c
@@ -1175,6 +1175,7 @@  static TileExcp gen_rri_opcode(DisasContext *dc, unsigned opext,
     TCGv tsrca = load_gr(dc, srca);
     const char *mnemonic;
     TCGMemOp memop;
+    int i2, i3;
 
     switch (opext) {
     case OE(ADDI_OPCODE_Y0, 0, Y0):
@@ -1369,10 +1370,23 @@  static TileExcp gen_rri_opcode(DisasContext *dc, unsigned opext,
         break;
     case OE_SH(V1SHLI, X0):
     case OE_SH(V1SHLI, X1):
+        i2 = imm & 7;
+        i3 = 0xff >> i2;
+        tcg_gen_andi_tl(tdest, tsrca, V1_IMM(i3));
+        tcg_gen_shli_tl(tdest, tdest, i2);
+        mnemonic = "v1shli";
+        break;
     case OE_SH(V1SHRSI, X0):
     case OE_SH(V1SHRSI, X1):
+        return TILEGX_EXCP_OPCODE_UNIMPLEMENTED;
     case OE_SH(V1SHRUI, X0):
     case OE_SH(V1SHRUI, X1):
+        i2 = imm & 7;
+        i3 = (0xff << i2) & 0xff;
+        tcg_gen_andi_tl(tdest, tsrca, V1_IMM(i3));
+        tcg_gen_shri_tl(tdest, tdest, i2);
+        mnemonic = "v1shrui";
+        break;
     case OE_SH(V2SHLI, X0):
     case OE_SH(V2SHLI, X1):
     case OE_SH(V2SHRSI, X0):