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[Qemu-devel] [PATCH v3 37/45] target/hppa: Implement LDSID for system mo
From: |
Richard Henderson |
Subject: |
[Qemu-devel] [PATCH v3 37/45] target/hppa: Implement LDSID for system mode |
Date: |
Wed, 24 Jan 2018 15:26:17 -0800 |
From: Helge Deller <address@hidden>
Signed-off-by: Helge Deller <address@hidden>
Message-Id: <address@hidden>
Signed-off-by: Richard Henderson <address@hidden>
---
target/hppa/translate.c | 14 +++++++++++++-
1 file changed, 13 insertions(+), 1 deletion(-)
diff --git a/target/hppa/translate.c b/target/hppa/translate.c
index 3327c085ff..cf67ca026e 100644
--- a/target/hppa/translate.c
+++ b/target/hppa/translate.c
@@ -2211,8 +2211,20 @@ static DisasJumpType trans_ldsid(DisasContext *ctx,
uint32_t insn,
unsigned rt = extract32(insn, 0, 5);
TCGv_reg dest = dest_gpr(ctx, rt);
- /* Since we don't implement space registers, this returns zero. */
+#ifdef CONFIG_USER_ONLY
+ /* We don't implement space registers in user mode. */
tcg_gen_movi_reg(dest, 0);
+#else
+ unsigned rb = extract32(insn, 21, 5);
+ unsigned sp = extract32(insn, 14, 2);
+ TCGv_i64 t0 = tcg_temp_new_i64();
+
+ tcg_gen_mov_i64(t0, space_select(ctx, sp, load_gpr(ctx, rb)));
+ tcg_gen_shri_i64(t0, t0, 32);
+ tcg_gen_trunc_i64_reg(dest, t0);
+
+ tcg_temp_free_i64(t0);
+#endif
save_gpr(ctx, rt, dest);
cond_free(&ctx->null_cond);
--
2.14.3
- [Qemu-devel] [PATCH v3 31/45] target/hppa: Implement B,GATE insn, (continued)
- [Qemu-devel] [PATCH v3 31/45] target/hppa: Implement B,GATE insn, Richard Henderson, 2018/01/24
- [Qemu-devel] [PATCH v3 29/45] target/hppa: Add system registers to gdbstub, Richard Henderson, 2018/01/24
- [Qemu-devel] [PATCH v3 30/45] target/hppa: Add migration for the cpu, Richard Henderson, 2018/01/24
- [Qemu-devel] [PATCH v3 33/45] qom: Add MMU_DEBUG_LOAD, Richard Henderson, 2018/01/24
- [Qemu-devel] [PATCH v3 32/45] target/hppa: Only use EXCP_DTLB_MISS, Richard Henderson, 2018/01/24
- [Qemu-devel] [PATCH v3 34/45] target/hppa: Use MMU_DEBUG_LOAD when reloading for CR[IIR], Richard Henderson, 2018/01/24
- [Qemu-devel] [PATCH v3 35/45] target/hppa: Increase number of temp regs, Richard Henderson, 2018/01/24
- [Qemu-devel] [PATCH v3 36/45] target/hppa: Fix comment, Richard Henderson, 2018/01/24
- [Qemu-devel] [PATCH v3 38/45] target/hppa: Implement a pause instruction, Richard Henderson, 2018/01/24
- [Qemu-devel] [PATCH v3 39/45] target/hppa: Implement STWA, Richard Henderson, 2018/01/24
- [Qemu-devel] [PATCH v3 37/45] target/hppa: Implement LDSID for system mode,
Richard Henderson <=
- [Qemu-devel] [PATCH v3 40/45] target/hppa: Enable MTTCG, Richard Henderson, 2018/01/24
- [Qemu-devel] [PATCH v3 41/45] hw/hppa: Implement DINO system board, Richard Henderson, 2018/01/24
- [Qemu-devel] [PATCH v3 44/45] target/hppa: Fix 32-bit operand masks for 0E FCVT, Richard Henderson, 2018/01/24
- [Qemu-devel] [PATCH v3 43/45] hw/hppa: Add MAINTAINERS entry, Richard Henderson, 2018/01/24
- [Qemu-devel] [PATCH v3 45/45] target/hppa: Implement PROBE for system mode, Richard Henderson, 2018/01/24
- [Qemu-devel] [PATCH v3 42/45] pc-bios: Add hppa-firmware.img and git submodule, Richard Henderson, 2018/01/24
- Re: [Qemu-devel] [PATCH v3 00/45] hppa-softmmu, no-reply, 2018/01/24