diff options
Diffstat (limited to 'meta/recipes-devtools/qemu/qemu/0011-target-ppc-Fix-xs-max-min-cj-dp-to-use-VSX-registers.patch')
-rw-r--r-- | meta/recipes-devtools/qemu/qemu/0011-target-ppc-Fix-xs-max-min-cj-dp-to-use-VSX-registers.patch | 93 |
1 files changed, 93 insertions, 0 deletions
diff --git a/meta/recipes-devtools/qemu/qemu/0011-target-ppc-Fix-xs-max-min-cj-dp-to-use-VSX-registers.patch b/meta/recipes-devtools/qemu/qemu/0011-target-ppc-Fix-xs-max-min-cj-dp-to-use-VSX-registers.patch new file mode 100644 index 0000000000..0daae55b99 --- /dev/null +++ b/meta/recipes-devtools/qemu/qemu/0011-target-ppc-Fix-xs-max-min-cj-dp-to-use-VSX-registers.patch @@ -0,0 +1,93 @@ +From a1821ad612994b95cb6597efd15e0a888676386c Mon Sep 17 00:00:00 2001 +From: Victor Colombo <victor.colombo@eldorado.org.br> +Date: Fri, 17 Dec 2021 17:57:18 +0100 +Subject: [PATCH 11/21] target/ppc: Fix xs{max, min}[cj]dp to use VSX registers +MIME-Version: 1.0 +Content-Type: text/plain; charset=UTF-8 +Content-Transfer-Encoding: 8bit + +PPC instruction xsmaxcdp, xsmincdp, xsmaxjdp, and xsminjdp are using +vector registers when they should be using VSX ones. This happens +because the instructions are using GEN_VSX_HELPER_R3, which adds 32 +to the register numbers, effectively making them vector registers. + +This patch fixes it by changing these instructions to use +GEN_VSX_HELPER_X3. + +Upstream-Status: Backport +[https://git.qemu.org/?p=qemu.git;a=commit;h=201fc774e0e1cc76ec23b595968004a7b14fb6e8] + +Reviewed-by: Richard Henderson <richard.henderson@linaro.org> +Signed-off-by: Victor Colombo <victor.colombo@eldorado.org.br> +Message-Id: <20211213120958.24443-2-victor.colombo@eldorado.org.br> +Signed-off-by: Cédric Le Goater <clg@kaod.org> +Signed-off-by: Xiangyu Chen <xiangyu.chen@windriver.com> +--- + target/ppc/fpu_helper.c | 4 ++-- + target/ppc/helper.h | 8 ++++---- + target/ppc/translate/vsx-impl.c.inc | 8 ++++---- + 3 files changed, 10 insertions(+), 10 deletions(-) + +diff --git a/target/ppc/fpu_helper.c b/target/ppc/fpu_helper.c +index 9a1e7e6244..ecdcd36a11 100644 +--- a/target/ppc/fpu_helper.c ++++ b/target/ppc/fpu_helper.c +@@ -2375,7 +2375,7 @@ VSX_MAX_MIN(xvmindp, minnum, 2, float64, VsrD(i)) + VSX_MAX_MIN(xvminsp, minnum, 4, float32, VsrW(i)) + + #define VSX_MAX_MINC(name, max) \ +-void helper_##name(CPUPPCState *env, uint32_t opcode, \ ++void helper_##name(CPUPPCState *env, \ + ppc_vsr_t *xt, ppc_vsr_t *xa, ppc_vsr_t *xb) \ + { \ + ppc_vsr_t t = *xt; \ +@@ -2410,7 +2410,7 @@ VSX_MAX_MINC(xsmaxcdp, 1); + VSX_MAX_MINC(xsmincdp, 0); + + #define VSX_MAX_MINJ(name, max) \ +-void helper_##name(CPUPPCState *env, uint32_t opcode, \ ++void helper_##name(CPUPPCState *env, \ + ppc_vsr_t *xt, ppc_vsr_t *xa, ppc_vsr_t *xb) \ + { \ + ppc_vsr_t t = *xt; \ +diff --git a/target/ppc/helper.h b/target/ppc/helper.h +index 627811cefc..12a3d5f269 100644 +--- a/target/ppc/helper.h ++++ b/target/ppc/helper.h +@@ -392,10 +392,10 @@ DEF_HELPER_4(xscmpoqp, void, env, i32, vsr, vsr) + DEF_HELPER_4(xscmpuqp, void, env, i32, vsr, vsr) + DEF_HELPER_4(xsmaxdp, void, env, vsr, vsr, vsr) + DEF_HELPER_4(xsmindp, void, env, vsr, vsr, vsr) +-DEF_HELPER_5(xsmaxcdp, void, env, i32, vsr, vsr, vsr) +-DEF_HELPER_5(xsmincdp, void, env, i32, vsr, vsr, vsr) +-DEF_HELPER_5(xsmaxjdp, void, env, i32, vsr, vsr, vsr) +-DEF_HELPER_5(xsminjdp, void, env, i32, vsr, vsr, vsr) ++DEF_HELPER_4(xsmaxcdp, void, env, vsr, vsr, vsr) ++DEF_HELPER_4(xsmincdp, void, env, vsr, vsr, vsr) ++DEF_HELPER_4(xsmaxjdp, void, env, vsr, vsr, vsr) ++DEF_HELPER_4(xsminjdp, void, env, vsr, vsr, vsr) + DEF_HELPER_3(xscvdphp, void, env, vsr, vsr) + DEF_HELPER_4(xscvdpqp, void, env, i32, vsr, vsr) + DEF_HELPER_3(xscvdpsp, void, env, vsr, vsr) +diff --git a/target/ppc/translate/vsx-impl.c.inc b/target/ppc/translate/vsx-impl.c.inc +index c0e38060b4..02df75339e 100644 +--- a/target/ppc/translate/vsx-impl.c.inc ++++ b/target/ppc/translate/vsx-impl.c.inc +@@ -1098,10 +1098,10 @@ GEN_VSX_HELPER_R2_AB(xscmpoqp, 0x04, 0x04, 0, PPC2_VSX) + GEN_VSX_HELPER_R2_AB(xscmpuqp, 0x04, 0x14, 0, PPC2_VSX) + GEN_VSX_HELPER_X3(xsmaxdp, 0x00, 0x14, 0, PPC2_VSX) + GEN_VSX_HELPER_X3(xsmindp, 0x00, 0x15, 0, PPC2_VSX) +-GEN_VSX_HELPER_R3(xsmaxcdp, 0x00, 0x10, 0, PPC2_ISA300) +-GEN_VSX_HELPER_R3(xsmincdp, 0x00, 0x11, 0, PPC2_ISA300) +-GEN_VSX_HELPER_R3(xsmaxjdp, 0x00, 0x12, 0, PPC2_ISA300) +-GEN_VSX_HELPER_R3(xsminjdp, 0x00, 0x12, 0, PPC2_ISA300) ++GEN_VSX_HELPER_X3(xsmaxcdp, 0x00, 0x10, 0, PPC2_ISA300) ++GEN_VSX_HELPER_X3(xsmincdp, 0x00, 0x11, 0, PPC2_ISA300) ++GEN_VSX_HELPER_X3(xsmaxjdp, 0x00, 0x12, 0, PPC2_ISA300) ++GEN_VSX_HELPER_X3(xsminjdp, 0x00, 0x12, 0, PPC2_ISA300) + GEN_VSX_HELPER_X2(xscvdphp, 0x16, 0x15, 0x11, PPC2_ISA300) + GEN_VSX_HELPER_X2(xscvdpsp, 0x12, 0x10, 0, PPC2_VSX) + GEN_VSX_HELPER_R2(xscvdpqp, 0x04, 0x1A, 0x16, PPC2_ISA300) +-- +2.17.1 + |