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[Qemu-devel] [PULL 20/50] target/ppc: use tcg ops for neg instruction
From: |
David Gibson |
Subject: |
[Qemu-devel] [PULL 20/50] target/ppc: use tcg ops for neg instruction |
Date: |
Wed, 1 Mar 2017 15:43:35 +1100 |
From: Nikunj A Dadhania <address@hidden>
Signed-off-by: Nikunj A Dadhania <address@hidden>
Reviewed-by: Richard Henderson <address@hidden>
Signed-off-by: David Gibson <address@hidden>
---
target/ppc/translate.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/target/ppc/translate.c b/target/ppc/translate.c
index 16f422f..d4d9941 100644
--- a/target/ppc/translate.c
+++ b/target/ppc/translate.c
@@ -1483,7 +1483,10 @@ static inline void gen_op_arith_neg(DisasContext *ctx,
bool compute_ov)
static void gen_neg(DisasContext *ctx)
{
- gen_op_arith_neg(ctx, 0);
+ tcg_gen_neg_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]);
+ if (unlikely(Rc(ctx->opcode))) {
+ gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]);
+ }
}
static void gen_nego(DisasContext *ctx)
--
2.9.3
- [Qemu-devel] [PULL 18/50] target/ppc: update ca32 in arithmetic substract, (continued)
- [Qemu-devel] [PULL 18/50] target/ppc: update ca32 in arithmetic substract, David Gibson, 2017/02/28
- [Qemu-devel] [PULL 17/50] target/ppc: update ca32 in arithmetic add, David Gibson, 2017/02/28
- [Qemu-devel] [PULL 10/50] target/ppc: SDR1 is a hypervisor resource, David Gibson, 2017/02/28
- [Qemu-devel] [PULL 09/50] target/ppc: Merge cpu_ppc_set_vhyp() with cpu_ppc_set_papr(), David Gibson, 2017/02/28
- [Qemu-devel] [PULL 03/50] PCI: add missing classes in pci_ids.h to build device tree, David Gibson, 2017/02/28
- [Qemu-devel] [PULL 07/50] target/ppc: Fix KVM-HV HPTE accessors, David Gibson, 2017/02/28
- [Qemu-devel] [PULL 08/50] pseries: Minor cleanups to HPT management hypercalls, David Gibson, 2017/02/28
- [Qemu-devel] [PULL 16/50] target/ppc: support for 32-bit carry and overflow, David Gibson, 2017/02/28
- [Qemu-devel] [PULL 23/50] target/ppc: add mcrxrx instruction, David Gibson, 2017/02/28
- [Qemu-devel] [PULL 06/50] sysemu: support up to 1024 vCPUs, David Gibson, 2017/02/28
- [Qemu-devel] [PULL 20/50] target/ppc: use tcg ops for neg instruction,
David Gibson <=
- [Qemu-devel] [PULL 14/50] target/ppc: Remove the function ppc_hash64_set_sdr1(), David Gibson, 2017/02/28
- [Qemu-devel] [PULL 11/50] target/ppc: Cleanup HPTE accessors for 64-bit hash MMU, David Gibson, 2017/02/28
- [Qemu-devel] [PULL 15/50] target/ppc: Correct SDR1 masking, David Gibson, 2017/02/28
- [Qemu-devel] [PULL 19/50] target/ppc: update overflow flags for add/sub, David Gibson, 2017/02/28
- [Qemu-devel] [PULL 32/50] ppc/xics: use the QOM interface to get irqs, David Gibson, 2017/02/28
- [Qemu-devel] [PULL 34/50] ppc/xics: remove xics_find_source(), David Gibson, 2017/02/28
- [Qemu-devel] [PULL 30/50] ppc/xics: introduce a XICSFabric QOM interface to handle ICSs, David Gibson, 2017/02/28
- [Qemu-devel] [PULL 24/50] spapr/pci: populate PCI DT in reverse order, David Gibson, 2017/02/28
- [Qemu-devel] [PULL 25/50] xics: XICS should not be a SysBusDevice, David Gibson, 2017/02/28
- [Qemu-devel] [PULL 33/50] ppc/xics: use the QOM interface to resend irqs, David Gibson, 2017/02/28