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envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::532; envelope-from=richard.henderson@linaro.org; helo=mail-pg1-x532.google.com X-Spam_score_int: -1 X-Spam_score: -0.2 X-Spam_bar: / X-Spam_report: (-0.2 / 5.0 requ) DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: peter.maydell@linaro.org Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: pass (identity @linaro.org) X-ZM-MESSAGEID: 1631580271932100001 Content-Type: text/plain; charset="utf-8" Expand these hard-coded instructions symbolically. Reviewed-by: Peter Maydell Signed-off-by: Richard Henderson --- tcg/arm/tcg-target.c.inc | 19 +++++++++++++++++-- 1 file changed, 17 insertions(+), 2 deletions(-) diff --git a/tcg/arm/tcg-target.c.inc b/tcg/arm/tcg-target.c.inc index 852100bb80..c9e3fcfeac 100644 --- a/tcg/arm/tcg-target.c.inc +++ b/tcg/arm/tcg-target.c.inc @@ -141,6 +141,9 @@ typedef enum { INSN_CLZ =3D 0x016f0f10, INSN_RBIT =3D 0x06ff0f30, =20 + INSN_LDMIA =3D 0x08b00000, + INSN_STMDB =3D 0x09200000, + INSN_LDR_IMM =3D 0x04100000, INSN_LDR_REG =3D 0x06100000, INSN_STR_IMM =3D 0x04000000, @@ -593,6 +596,12 @@ static inline void tcg_out_dat_imm(TCGContext *s, (rn << 16) | (rd << 12) | im); } =20 +static void tcg_out_ldstm(TCGContext *s, int cond, int opc, + TCGReg rn, uint16_t mask) +{ + tcg_out32(s, (cond << 28) | opc | (rn << 16) | mask); +} + /* Note that this routine is used for both LDR and LDRH formats, so we do not wish to include an immediate shift at this point. */ static void tcg_out_memop_r(TCGContext *s, int cond, ARMInsn opc, TCGReg r= t, @@ -3081,7 +3090,10 @@ static void tcg_target_qemu_prologue(TCGContext *s) { /* Calling convention requires us to save r4-r11 and lr. */ /* stmdb sp!, { r4 - r11, lr } */ - tcg_out32(s, (COND_AL << 28) | 0x092d4ff0); + tcg_out_ldstm(s, COND_AL, INSN_STMDB, TCG_REG_CALL_STACK, + (1 << TCG_REG_R4) | (1 << TCG_REG_R5) | (1 << TCG_REG_R6= ) | + (1 << TCG_REG_R7) | (1 << TCG_REG_R8) | (1 << TCG_REG_R9= ) | + (1 << TCG_REG_R10) | (1 << TCG_REG_R11) | (1 << TCG_REG_= R14)); =20 /* Reserve callee argument and tcg temp space. */ tcg_out_dat_rI(s, COND_AL, ARITH_SUB, TCG_REG_CALL_STACK, @@ -3109,7 +3121,10 @@ static void tcg_out_epilogue(TCGContext *s) TCG_REG_CALL_STACK, STACK_ADDEND, 1); =20 /* ldmia sp!, { r4 - r11, pc } */ - tcg_out32(s, (COND_AL << 28) | 0x08bd8ff0); + tcg_out_ldstm(s, COND_AL, INSN_LDMIA, TCG_REG_CALL_STACK, + (1 << TCG_REG_R4) | (1 << TCG_REG_R5) | (1 << TCG_REG_R6= ) | + (1 << TCG_REG_R7) | (1 << TCG_REG_R8) | (1 << TCG_REG_R9= ) | + (1 << TCG_REG_R10) | (1 << TCG_REG_R11) | (1 << TCG_REG_= PC)); } =20 typedef struct { --=20 2.25.1