From b7cfafc1ee5c0bf8148cb27c6b82a597c3a1aae0 Mon Sep 17 00:00:00 2001
From: Damien George <damien@micropython.org>
Date: Wed, 13 Aug 2025 10:39:44 +1000
Subject: [PATCH] alif/alif.mk: Add MPY_CROSS_FLAGS setting.

The HP and HE CPUs have double-precision hardware floating point, so can
use the armv7emdp architecture.

This allows frozen code to use native/viper/asm_thumb decorators.

Fixes issue #17896.

Signed-off-by: Damien George <damien@micropython.org>
---
 ports/alif/alif.mk | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/ports/alif/alif.mk b/ports/alif/alif.mk
index 265418aa07..d9e7c32578 100644
--- a/ports/alif/alif.mk
+++ b/ports/alif/alif.mk
@@ -22,6 +22,8 @@ include $(TOP)/extmod/extmod.mk
 ################################################################################
 # Project specific settings and compiler/linker flags
 
+MPY_CROSS_FLAGS += -march=armv7emdp
+
 CROSS_COMPILE ?= arm-none-eabi-
 ALIF_DFP_REL_TOP ?= lib/alif_ensemble-cmsis-dfp
 ALIF_DFP_REL_HERE ?= $(TOP)/lib/alif_ensemble-cmsis-dfp