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envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=205.220.168.131; envelope-from=saarnio@qti.qualcomm.com; helo=mx0a-0031df01.pphosted.com X-Spam_score_int: -26 X-Spam_score: -2.7 X-Spam_bar: -- X-Spam_report: (-2.7 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, RCVD_IN_VALIDITY_SAFE_BLOCKED=0.001, 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: 2.1.29 Precedence: list List-Id: qemu development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @qualcomm.com) X-ZM-MESSAGEID: 1774303485241154100 Content-Type: text/plain; charset="utf-8" This option will (attempt to) modify the QEMU compile and link flags to emit PDB symbol files rather than the standard (DWARF?) symbol output from gcc/c= lang. Prerequisites for this are host_os =3D=3D Windows and --enable-debug flag s= et. This enables using native Windows debug tools (Windbg/Visual Studio) for debugging QEMU. Signed-off-by: Steve Aarnio --- Added Mohamed's suggested change to configure. configure | 3 +++ meson.build | 5 +++++ meson_options.txt | 2 ++ 3 files changed, 10 insertions(+) diff --git a/configure b/configure index 42c45fe47a..502a61412f 100755 --- a/configure +++ b/configure @@ -707,6 +707,9 @@ for opt do meson_option_parse --enable-debug-mutex "" meson_option_add -Doptimization=3D0 ;; + --enable-pdb) + meson_option_add -Dpdb=3Dtrue + ;; --disable-tcg) tcg=3D"disabled" ;; --enable-tcg) tcg=3D"enabled" diff --git a/meson.build b/meson.build index d7c4095b39..e6f17dd5f7 100644 --- a/meson.build +++ b/meson.build @@ -692,6 +692,11 @@ endif =20 qemu_common_flags +=3D hardening_flags =20 +if host_os =3D=3D 'windows' and get_option('debug') and get_option('pdb') + qemu_common_flags +=3D cc.get_supported_arguments('-g','-gcodeview','-gc= olumn-info','-fno-omit-frame-pointer') + qemu_ldflags +=3D cc.get_supported_link_arguments('-g','-Wl,--pdb=3D') +endif + # Collect warning flags we want to set, sorted alphabetically warn_flags =3D [ # First enable interesting warnings diff --git a/meson_options.txt b/meson_options.txt index 31d5916cfc..bffbc7923d 100644 --- a/meson_options.txt +++ b/meson_options.txt @@ -372,6 +372,8 @@ option('debug_stack_usage', type: 'boolean', value: fal= se, description: 'measure coroutine stack usage') option('qom_cast_debug', type: 'boolean', value: true, description: 'cast debugging support') +option('pdb', type: 'boolean', value: false, + description: 'use pdb symbol format on Windows debug builds') option('slirp_smbd', type : 'feature', value : 'auto', description: 'use smbd (at path --smbd=3D*) in slirp networking') =20 --=20 2.53.0