[PULL 09/62] include/exec: Replace `TARGET_TB_PCREL` with `CF_PCREL`

Richard Henderson posted 62 patches 2 years, 2 months ago
Maintainers: Richard Henderson <richard.henderson@linaro.org>, Paolo Bonzini <pbonzini@redhat.com>, Riku Voipio <riku.voipio@iki.fi>, "Alex Bennée" <alex.bennee@linaro.org>, Peter Xu <peterx@redhat.com>, David Hildenbrand <david@redhat.com>, "Philippe Mathieu-Daudé" <philmd@linaro.org>, Peter Maydell <peter.maydell@linaro.org>, Michael Rolnik <mrolnik@gmail.com>, "Edgar E. Iglesias" <edgar.iglesias@gmail.com>, Taylor Simpson <tsimpson@quicinc.com>, Alessandro Di Federico <ale@rev.ng>, Anton Johansson <anjo@rev.ng>, Eduardo Habkost <eduardo@habkost.net>, Song Gao <gaosong@loongson.cn>, Xiaojuan Yang <yangxiaojuan@loongson.cn>, Laurent Vivier <laurent@vivier.eu>, Aurelien Jarno <aurelien@aurel32.net>, Jiaxun Yang <jiaxun.yang@flygoat.com>, Aleksandar Rikalo <aleksandar.rikalo@syrmia.com>, Chris Wulff <crwulff@gmail.com>, Marek Vasut <marex@denx.de>, Stafford Horne <shorne@gmail.com>, Daniel Henrique Barboza <danielhb413@gmail.com>, "Cédric Le Goater" <clg@kaod.org>, David Gibson <david@gibson.dropbear.id.au>, Greg Kurz <groug@kaod.org>, Palmer Dabbelt <palmer@dabbelt.com>, Alistair Francis <alistair.francis@wdc.com>, Bin Meng <bin.meng@windriver.com>, Weiwei Li <liweiwei@iscas.ac.cn>, Liu Zhiwei <zhiwei_liu@linux.alibaba.com>, Yoshinori Sato <ysato@users.sourceforge.jp>, Ilya Leoshkevich <iii@linux.ibm.com>, Thomas Huth <thuth@redhat.com>, Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>, Artyom Tarasenko <atar4qemu@gmail.com>, Bastian Koppelmann <kbastian@mail.uni-paderborn.de>, Max Filippov <jcmvbkbc@gmail.com>
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[PULL 09/62] include/exec: Replace `TARGET_TB_PCREL` with `CF_PCREL`
Posted by Richard Henderson 2 years, 2 months ago
From: Anton Johansson via <qemu-devel@nongnu.org>

Signed-off-by: Anton Johansson <anjo@rev.ng>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-Id: <20230227135202.9710-6-anjo@rev.ng>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
 include/exec/exec-all.h | 27 +++++++++++----------------
 1 file changed, 11 insertions(+), 16 deletions(-)

diff --git a/include/exec/exec-all.h b/include/exec/exec-all.h
index 1574eabac8..6af001bfde 100644
--- a/include/exec/exec-all.h
+++ b/include/exec/exec-all.h
@@ -506,22 +506,20 @@ struct tb_tc {
 };
 
 struct TranslationBlock {
-#if !TARGET_TB_PCREL
     /*
      * Guest PC corresponding to this block.  This must be the true
      * virtual address.  Therefore e.g. x86 stores EIP + CS_BASE, and
      * targets like Arm, MIPS, HP-PA, which reuse low bits for ISA or
      * privilege, must store those bits elsewhere.
      *
-     * If TARGET_TB_PCREL, the opcodes for the TranslationBlock are
-     * written such that the TB is associated only with the physical
-     * page and may be run in any virtual address context.  In this case,
-     * PC must always be taken from ENV in a target-specific manner.
+     * If CF_PCREL, the opcodes for the TranslationBlock are written
+     * such that the TB is associated only with the physical page and
+     * may be run in any virtual address context.  In this case, PC
+     * must always be taken from ENV in a target-specific manner.
      * Unwind information is taken as offsets from the page, to be
      * deposited into the "current" PC.
      */
     target_ulong pc;
-#endif
 
     /*
      * Target-specific data associated with the TranslationBlock, e.g.:
@@ -615,22 +613,19 @@ struct TranslationBlock {
     uintptr_t jmp_dest[2];
 };
 
-/* Hide the read to avoid ifdefs for TARGET_TB_PCREL. */
-static inline target_ulong tb_pc(const TranslationBlock *tb)
-{
-#if TARGET_TB_PCREL
-    qemu_build_not_reached();
-#else
-    return tb->pc;
-#endif
-}
-
 /* Hide the qatomic_read to make code a little easier on the eyes */
 static inline uint32_t tb_cflags(const TranslationBlock *tb)
 {
     return qatomic_read(&tb->cflags);
 }
 
+/* Hide the read to avoid ifdefs for CF_PCREL. */
+static inline target_ulong tb_pc(const TranslationBlock *tb)
+{
+    assert(!(tb_cflags(tb) & CF_PCREL));
+    return tb->pc;
+}
+
 static inline tb_page_addr_t tb_page_addr0(const TranslationBlock *tb)
 {
 #ifdef CONFIG_USER_ONLY
-- 
2.34.1