ppc: Use a helper to generate "LE unsupported" alignment interrupts
Some operations aren't allowed in LE mode, use a helper rather than open coding the exception generation. Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
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@ -2427,6 +2427,12 @@ static inline void gen_check_align(DisasContext *ctx, TCGv EA, int mask)
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tcg_temp_free(t0);
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}
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static inline void gen_align_no_le(DisasContext *ctx)
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{
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gen_exception_err(ctx, POWERPC_EXCP_ALIGN,
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(ctx->opcode & 0x03FF0000) | POWERPC_EXCP_ALIGN_LE);
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}
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/*** Integer load ***/
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static inline void gen_qemu_ld8u(DisasContext *ctx, TCGv arg1, TCGv arg2)
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{
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@ -2647,10 +2653,9 @@ static void gen_lq(DisasContext *ctx)
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}
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if (!le_is_supported && ctx->le_mode) {
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gen_exception_err(ctx, POWERPC_EXCP_ALIGN, POWERPC_EXCP_ALIGN_LE);
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gen_align_no_le(ctx);
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return;
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}
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ra = rA(ctx->opcode);
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rd = rD(ctx->opcode);
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if (unlikely((rd & 1) || rd == ra)) {
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@ -2781,7 +2786,7 @@ static void gen_std(DisasContext *ctx)
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}
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if (!le_is_supported && ctx->le_mode) {
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gen_exception_err(ctx, POWERPC_EXCP_ALIGN, POWERPC_EXCP_ALIGN_LE);
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gen_align_no_le(ctx);
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return;
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}
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