Merge #1379

1379: enable inline-asm feature for cortex-m in examples r=Dirbaio a=pennae

inline assembly is supported since rust 1.59, we're way past that. enabling this makes the compiled code more compact, and on rp2040 even decreses memory usage by not needing thunks in sram.

Co-authored-by: pennae <[email protected]>

31 files changed, 32 insertions, 32 deletions

diff --git a/examples/boot/application/nrf/Cargo.toml b/examples/boot/application/nrf/Cargo.toml
index cda1917b3..d6a30602d 100644
--- a/examples/boot/application/nrf/Cargo.toml
+++ b/examples/boot/application/nrf/Cargo.toml
@@ -18,9 +18,9 @@ defmt-rtt = { version = "0.4", optional = true }
 panic-reset = { version = "0.1.1" }
 embedded-hal = { version = "0.2.6" }
 
-cortex-m = { version = "0.7.6", features = ["critical-section-single-core"] }
+cortex-m = { version = "0.7.6", features = ["inline-asm", "critical-section-single-core"] }
 cortex-m-rt = "0.7.0"
 
 [features]
 ed25519-dalek = ["embassy-boot/ed25519-dalek"]
-ed25519-salty = ["embassy-boot/ed25519-salty"]
\ No newline at end of file
+ed25519-salty = ["embassy-boot/ed25519-salty"]
diff --git a/examples/boot/application/rp/Cargo.toml b/examples/boot/application/rp/Cargo.toml
index 9d34a3691..62ef42d6b 100644
--- a/examples/boot/application/rp/Cargo.toml
+++ b/examples/boot/application/rp/Cargo.toml
@@ -18,7 +18,7 @@ panic-probe = { version = "0.3", features = ["print-defmt"], optional = true }
 panic-reset = { version = "0.1.1", optional = true }
 embedded-hal = { version = "0.2.6" }
 
-cortex-m = { version = "0.7.6", features = ["critical-section-single-core"] }
+cortex-m = { version = "0.7.6", features = ["inline-asm", "critical-section-single-core"] }
 cortex-m-rt = "0.7.0"
 
 [features]
diff --git a/examples/boot/application/stm32f3/Cargo.toml b/examples/boot/application/stm32f3/Cargo.toml
index 8e978eb24..e5fb1b01d 100644
--- a/examples/boot/application/stm32f3/Cargo.toml
+++ b/examples/boot/application/stm32f3/Cargo.toml
@@ -17,7 +17,7 @@ defmt-rtt = { version = "0.4", optional = true }
 panic-reset = { version = "0.1.1" }
 embedded-hal = { version = "0.2.6" }
 
-cortex-m = { version = "0.7.6", features = ["critical-section-single-core"] }
+cortex-m = { version = "0.7.6", features = ["inline-asm", "critical-section-single-core"] }
 cortex-m-rt = "0.7.0"
 
 [features]
diff --git a/examples/boot/application/stm32f7/Cargo.toml b/examples/boot/application/stm32f7/Cargo.toml
index fb55b166d..a6ac1cadf 100644
--- a/examples/boot/application/stm32f7/Cargo.toml
+++ b/examples/boot/application/stm32f7/Cargo.toml
@@ -17,7 +17,7 @@ defmt-rtt = { version = "0.4", optional = true }
 panic-reset = { version = "0.1.1" }
 embedded-hal = { version = "0.2.6" }
 
-cortex-m = { version = "0.7.6", features = ["critical-section-single-core"] }
+cortex-m = { version = "0.7.6", features = ["inline-asm", "critical-section-single-core"] }
 cortex-m-rt = "0.7.0"
 
 [features]
diff --git a/examples/boot/application/stm32h7/Cargo.toml b/examples/boot/application/stm32h7/Cargo.toml
index ea6b905a4..5b8ee555f 100644
--- a/examples/boot/application/stm32h7/Cargo.toml
+++ b/examples/boot/application/stm32h7/Cargo.toml
@@ -17,7 +17,7 @@ defmt-rtt = { version = "0.4", optional = true }
 panic-reset = { version = "0.1.1" }
 embedded-hal = { version = "0.2.6" }
 
-cortex-m = { version = "0.7.6", features = ["critical-section-single-core"] }
+cortex-m = { version = "0.7.6", features = ["inline-asm", "critical-section-single-core"] }
 cortex-m-rt = "0.7.0"
 
 [features]
diff --git a/examples/boot/application/stm32l0/Cargo.toml b/examples/boot/application/stm32l0/Cargo.toml
index 6ba18564d..05ce5c10a 100644
--- a/examples/boot/application/stm32l0/Cargo.toml
+++ b/examples/boot/application/stm32l0/Cargo.toml
@@ -17,7 +17,7 @@ defmt-rtt = { version = "0.4", optional = true }
 panic-reset = { version = "0.1.1" }
 embedded-hal = { version = "0.2.6" }
 
-cortex-m = { version = "0.7.6", features = ["critical-section-single-core"] }
+cortex-m = { version = "0.7.6", features = ["inline-asm", "critical-section-single-core"] }
 cortex-m-rt = "0.7.0"
 
 [features]
diff --git a/examples/boot/application/stm32l1/Cargo.toml b/examples/boot/application/stm32l1/Cargo.toml
index d5b8e3e01..14af99e96 100644
--- a/examples/boot/application/stm32l1/Cargo.toml
+++ b/examples/boot/application/stm32l1/Cargo.toml
@@ -17,7 +17,7 @@ defmt-rtt = { version = "0.4", optional = true }
 panic-reset = { version = "0.1.1" }
 embedded-hal = { version = "0.2.6" }
 
-cortex-m = { version = "0.7.6", features = ["critical-section-single-core"] }
+cortex-m = { version = "0.7.6", features = ["inline-asm", "critical-section-single-core"] }
 cortex-m-rt = "0.7.0"
 
 [features]
diff --git a/examples/boot/application/stm32l4/Cargo.toml b/examples/boot/application/stm32l4/Cargo.toml
index ccd1fe2ee..90ae97725 100644
--- a/examples/boot/application/stm32l4/Cargo.toml
+++ b/examples/boot/application/stm32l4/Cargo.toml
@@ -17,7 +17,7 @@ defmt-rtt = { version = "0.4", optional = true }
 panic-reset = { version = "0.1.1" }
 embedded-hal = { version = "0.2.6" }
 
-cortex-m = { version = "0.7.6", features = ["critical-section-single-core"] }
+cortex-m = { version = "0.7.6", features = ["inline-asm", "critical-section-single-core"] }
 cortex-m-rt = "0.7.0"
 
 [features]
diff --git a/examples/boot/application/stm32wl/Cargo.toml b/examples/boot/application/stm32wl/Cargo.toml
index 128afd51e..08403a4ec 100644
--- a/examples/boot/application/stm32wl/Cargo.toml
+++ b/examples/boot/application/stm32wl/Cargo.toml
@@ -17,7 +17,7 @@ defmt-rtt = { version = "0.4", optional = true }
 panic-reset = { version = "0.1.1" }
 embedded-hal = { version = "0.2.6" }
 
-cortex-m = { version = "0.7.6", features = ["critical-section-single-core"] }
+cortex-m = { version = "0.7.6", features = ["inline-asm", "critical-section-single-core"] }
 cortex-m-rt = "0.7.0"
 
 [features]
diff --git a/examples/boot/bootloader/nrf/Cargo.toml b/examples/boot/bootloader/nrf/Cargo.toml
index 8a6f53643..cd0be5b48 100644
--- a/examples/boot/bootloader/nrf/Cargo.toml
+++ b/examples/boot/bootloader/nrf/Cargo.toml
@@ -11,7 +11,7 @@ defmt-rtt = { version = "0.4", optional = true }
 
 embassy-nrf = { path = "../../../../embassy-nrf", default-features = false, features = ["nightly"] }
 embassy-boot-nrf = { path = "../../../../embassy-boot/nrf", default-features = false }
-cortex-m = { version = "0.7.6", features = ["critical-section-single-core"] }
+cortex-m = { version = "0.7.6", features = ["inline-asm", "critical-section-single-core"] }
 cortex-m-rt = { version = "0.7" }
 cfg-if = "1.0.0"
 
diff --git a/examples/boot/bootloader/rp/Cargo.toml b/examples/boot/bootloader/rp/Cargo.toml
index a16cebe31..b4167bcd8 100644
--- a/examples/boot/bootloader/rp/Cargo.toml
+++ b/examples/boot/bootloader/rp/Cargo.toml
@@ -13,7 +13,7 @@ embassy-rp = { path = "../../../../embassy-rp", default-features = false, featur
 embassy-boot-rp = { path = "../../../../embassy-boot/rp", default-features = false }
 embassy-time = { path = "../../../../embassy-time", features = ["nightly"] }
 
-cortex-m = { version = "0.7.6", features = ["critical-section-single-core"] }
+cortex-m = { version = "0.7.6", features = ["inline-asm", "critical-section-single-core"] }
 cortex-m-rt = { version = "0.7" }
 embedded-storage = "0.3.0"
 embedded-storage-async = "0.4.0"
diff --git a/examples/boot/bootloader/stm32/Cargo.toml b/examples/boot/bootloader/stm32/Cargo.toml
index b1791620f..f2675aa73 100644
--- a/examples/boot/bootloader/stm32/Cargo.toml
+++ b/examples/boot/bootloader/stm32/Cargo.toml
@@ -11,7 +11,7 @@ defmt-rtt = { version = "0.4", optional = true }
 
 embassy-stm32 = { path = "../../../../embassy-stm32", default-features = false, features = ["nightly"] }
 embassy-boot-stm32 = { path = "../../../../embassy-boot/stm32", default-features = false }
-cortex-m = { version = "0.7.6", features = ["critical-section-single-core"] }
+cortex-m = { version = "0.7.6", features = ["inline-asm", "critical-section-single-core"] }
 cortex-m-rt = { version = "0.7" }
 embedded-storage = "0.3.0"
 embedded-storage-async = "0.4.0"
diff --git a/examples/nrf-rtos-trace/Cargo.toml b/examples/nrf-rtos-trace/Cargo.toml
index 6f7cb8875..0a7141c4e 100644
--- a/examples/nrf-rtos-trace/Cargo.toml
+++ b/examples/nrf-rtos-trace/Cargo.toml
@@ -21,7 +21,7 @@ embassy-executor = { version = "0.1.0", path = "../../embassy-executor", feature
 embassy-time = { version = "0.1.0", path = "../../embassy-time" }
 embassy-nrf = { version = "0.1.0", path = "../../embassy-nrf", features = ["nrf52840", "time-driver-rtc1", "gpiote", "unstable-pac"] }
 
-cortex-m = { version = "0.7.6", features = ["critical-section-single-core"] }
+cortex-m = { version = "0.7.6", features = ["inline-asm", "critical-section-single-core"] }
 cortex-m-rt = "0.7.0"
 panic-probe = { version = "0.3" }
 futures = { version = "0.3.17", default-features = false, features = ["async-await"] }
diff --git a/examples/nrf52840/Cargo.toml b/examples/nrf52840/Cargo.toml
index af19413cc..10c269a76 100644
--- a/examples/nrf52840/Cargo.toml
+++ b/examples/nrf52840/Cargo.toml
@@ -27,7 +27,7 @@ defmt = "0.3"
 defmt-rtt = "0.4"
 
 static_cell = "1.0"
-cortex-m = { version = "0.7.6", features = ["critical-section-single-core"] }
+cortex-m = { version = "0.7.6", features = ["inline-asm", "critical-section-single-core"] }
 cortex-m-rt = "0.7.0"
 panic-probe = { version = "0.3", features = ["print-defmt"] }
 futures = { version = "0.3.17", default-features = false, features = ["async-await"] }
diff --git a/examples/nrf5340/Cargo.toml b/examples/nrf5340/Cargo.toml
index 2c3a12964..ebbc25bc6 100644
--- a/examples/nrf5340/Cargo.toml
+++ b/examples/nrf5340/Cargo.toml
@@ -43,7 +43,7 @@ defmt = "0.3"
 defmt-rtt = "0.4"
 
 static_cell = "1.0"
-cortex-m = { version = "0.7.6", features = ["critical-section-single-core"] }
+cortex-m = { version = "0.7.6", features = ["inline-asm", "critical-section-single-core"] }
 cortex-m-rt = "0.7.0"
 panic-probe = { version = "0.3", features = ["print-defmt"] }
 futures = { version = "0.3.17", default-features = false, features = [
diff --git a/examples/rp/Cargo.toml b/examples/rp/Cargo.toml
index f0fd27991..8067f7ba5 100644
--- a/examples/rp/Cargo.toml
+++ b/examples/rp/Cargo.toml
@@ -20,7 +20,7 @@ defmt = "0.3"
 defmt-rtt = "0.4"
 
 #cortex-m = { version = "0.7.6", features = ["critical-section-single-core"] }
-cortex-m = { version = "0.7.6" }
+cortex-m = { version = "0.7.6", features = ["inline-asm"] }
 cortex-m-rt = "0.7.0"
 panic-probe = { version = "0.3", features = ["print-defmt"] }
 futures = { version = "0.3.17", default-features = false, features = ["async-await", "cfg-target-has-atomic", "unstable"] }
diff --git a/examples/stm32f0/Cargo.toml b/examples/stm32f0/Cargo.toml
index 2ff252622..e969538d3 100644
--- a/examples/stm32f0/Cargo.toml
+++ b/examples/stm32f0/Cargo.toml
@@ -7,7 +7,7 @@ license = "MIT OR Apache-2.0"
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-cortex-m = { version = "0.7.6", features = ["critical-section-single-core"] }
+cortex-m = { version = "0.7.6", features = ["inline-asm", "critical-section-single-core"] }
 cortex-m-rt = "0.7.0"
 defmt = "0.3"
 defmt-rtt = "0.4"
diff --git a/examples/stm32f1/Cargo.toml b/examples/stm32f1/Cargo.toml
index d08e00b0b..706b5a722 100644
--- a/examples/stm32f1/Cargo.toml
+++ b/examples/stm32f1/Cargo.toml
@@ -15,7 +15,7 @@ embassy-futures = { version = "0.1.0", path = "../../embassy-futures" }
 defmt = "0.3"
 defmt-rtt = "0.4"
 
-cortex-m = { version = "0.7.6", features = ["critical-section-single-core"] }
+cortex-m = { version = "0.7.6", features = ["inline-asm", "critical-section-single-core"] }
 cortex-m-rt = "0.7.0"
 embedded-hal = "0.2.6"
 panic-probe = { version = "0.3", features = ["print-defmt"] }
diff --git a/examples/stm32f2/Cargo.toml b/examples/stm32f2/Cargo.toml
index 02045a79f..62947bf49 100644
--- a/examples/stm32f2/Cargo.toml
+++ b/examples/stm32f2/Cargo.toml
@@ -13,7 +13,7 @@ embassy-stm32 = { version = "0.1.0", path = "../../embassy-stm32", features = ["
 defmt = "0.3"
 defmt-rtt = "0.4"
 
-cortex-m = { version = "0.7.6", features = ["critical-section-single-core"] }
+cortex-m = { version = "0.7.6", features = ["inline-asm", "critical-section-single-core"] }
 cortex-m-rt = "0.7.0"
 embedded-hal = "0.2.6"
 panic-probe = { version = "0.3", features = ["print-defmt"] }
diff --git a/examples/stm32f3/Cargo.toml b/examples/stm32f3/Cargo.toml
index a62eba9ec..7ba9ff0c1 100644
--- a/examples/stm32f3/Cargo.toml
+++ b/examples/stm32f3/Cargo.toml
@@ -15,7 +15,7 @@ embassy-futures = { version = "0.1.0", path = "../../embassy-futures" }
 defmt = "0.3"
 defmt-rtt = "0.4"
 
-cortex-m = { version = "0.7.6", features = ["critical-section-single-core"] }
+cortex-m = { version = "0.7.6", features = ["inline-asm", "critical-section-single-core"] }
 cortex-m-rt = "0.7.0"
 embedded-hal = "0.2.6"
 panic-probe = { version = "0.3", features = ["print-defmt"] }
diff --git a/examples/stm32f4/Cargo.toml b/examples/stm32f4/Cargo.toml
index 69dcab64c..77985a017 100644
--- a/examples/stm32f4/Cargo.toml
+++ b/examples/stm32f4/Cargo.toml
@@ -15,7 +15,7 @@ embassy-net = { version = "0.1.0", path = "../../embassy-net", features = ["defm
 defmt = "0.3"
 defmt-rtt = "0.4"
 
-cortex-m = { version = "0.7.6", features = ["critical-section-single-core"] }
+cortex-m = { version = "0.7.6", features = ["inline-asm", "critical-section-single-core"] }
 cortex-m-rt = "0.7.0"
 embedded-hal = "0.2.6"
 embedded-io = "0.4.0"
diff --git a/examples/stm32f7/Cargo.toml b/examples/stm32f7/Cargo.toml
index 898e05c12..d9e9d668c 100644
--- a/examples/stm32f7/Cargo.toml
+++ b/examples/stm32f7/Cargo.toml
@@ -16,7 +16,7 @@ embassy-usb = { version = "0.1.0", path = "../../embassy-usb", features = ["defm
 defmt = "0.3"
 defmt-rtt = "0.4"
 
-cortex-m = { version = "0.7.6", features = ["critical-section-single-core"] }
+cortex-m = { version = "0.7.6", features = ["inline-asm", "critical-section-single-core"] }
 cortex-m-rt = "0.7.0"
 embedded-hal = "0.2.6"
 panic-probe = { version = "0.3", features = ["print-defmt"] }
diff --git a/examples/stm32g0/Cargo.toml b/examples/stm32g0/Cargo.toml
index a522fb422..6bbd3a53f 100644
--- a/examples/stm32g0/Cargo.toml
+++ b/examples/stm32g0/Cargo.toml
@@ -13,7 +13,7 @@ embassy-stm32 = { version = "0.1.0", path = "../../embassy-stm32", features = ["
 defmt = "0.3"
 defmt-rtt = "0.4"
 
-cortex-m = { version = "0.7.6", features = ["critical-section-single-core"] }
+cortex-m = { version = "0.7.6", features = ["inline-asm", "critical-section-single-core"] }
 cortex-m-rt = "0.7.0"
 embedded-hal = "0.2.6"
 panic-probe = { version = "0.3", features = ["print-defmt"] }
diff --git a/examples/stm32h5/Cargo.toml b/examples/stm32h5/Cargo.toml
index 149f8a58b..67e6c76a7 100644
--- a/examples/stm32h5/Cargo.toml
+++ b/examples/stm32h5/Cargo.toml
@@ -16,7 +16,7 @@ embassy-usb = { version = "0.1.0", path = "../../embassy-usb", features = ["defm
 defmt = "0.3"
 defmt-rtt = "0.4"
 
-cortex-m = { version = "0.7.6", features = ["critical-section-single-core"] }
+cortex-m = { version = "0.7.6", features = ["inline-asm", "critical-section-single-core"] }
 cortex-m-rt = "0.7.0"
 embedded-hal = "0.2.6"
 embedded-hal-1 = { package = "embedded-hal", version = "=1.0.0-alpha.10" }
diff --git a/examples/stm32h7/Cargo.toml b/examples/stm32h7/Cargo.toml
index 8316498ca..bd175a5b1 100644
--- a/examples/stm32h7/Cargo.toml
+++ b/examples/stm32h7/Cargo.toml
@@ -16,7 +16,7 @@ embassy-usb = { version = "0.1.0", path = "../../embassy-usb", features = ["defm
 defmt = "0.3"
 defmt-rtt = "0.4"
 
-cortex-m = { version = "0.7.6", features = ["critical-section-single-core"] }
+cortex-m = { version = "0.7.6", features = ["inline-asm", "critical-section-single-core"] }
 cortex-m-rt = "0.7.0"
 embedded-hal = "0.2.6"
 embedded-hal-1 = { package = "embedded-hal", version = "=1.0.0-alpha.10" }
diff --git a/examples/stm32l0/Cargo.toml b/examples/stm32l0/Cargo.toml
index b04faf535..d08e2b61a 100644
--- a/examples/stm32l0/Cargo.toml
+++ b/examples/stm32l0/Cargo.toml
@@ -24,7 +24,7 @@ defmt-rtt = "0.4"
 embedded-storage = "0.3.0"
 embedded-io = "0.4.0"
 
-cortex-m = { version = "0.7.6", features = ["critical-section-single-core"] }
+cortex-m = { version = "0.7.6", features = ["inline-asm", "critical-section-single-core"] }
 cortex-m-rt = "0.7.0"
 panic-probe = { version = "0.3", features = ["print-defmt"] }
 futures = { version = "0.3.17", default-features = false, features = ["async-await"] }
diff --git a/examples/stm32l1/Cargo.toml b/examples/stm32l1/Cargo.toml
index e071c5d27..ff95571e6 100644
--- a/examples/stm32l1/Cargo.toml
+++ b/examples/stm32l1/Cargo.toml
@@ -13,7 +13,7 @@ embassy-stm32 = { version = "0.1.0", path = "../../embassy-stm32", features = ["
 defmt = "0.3"
 defmt-rtt = "0.4"
 
-cortex-m = { version = "0.7.6", features = ["critical-section-single-core"] }
+cortex-m = { version = "0.7.6", features = ["inline-asm", "critical-section-single-core"] }
 cortex-m-rt = "0.7.0"
 embedded-hal = "0.2.6"
 panic-probe = { version = "0.3", features = ["print-defmt"] }
diff --git a/examples/stm32l5/Cargo.toml b/examples/stm32l5/Cargo.toml
index af305a19d..d3dee5250 100644
--- a/examples/stm32l5/Cargo.toml
+++ b/examples/stm32l5/Cargo.toml
@@ -18,7 +18,7 @@ defmt = "0.3"
 defmt-rtt = "0.4"
 panic-probe = { version = "0.3", features = ["print-defmt"] }
 
-cortex-m = { version = "0.7.6", features = ["critical-section-single-core"] }
+cortex-m = { version = "0.7.6", features = ["inline-asm", "critical-section-single-core"] }
 cortex-m-rt = "0.7.0"
 embedded-hal = "0.2.6"
 futures = { version = "0.3.17", default-features = false, features = ["async-await"] }
diff --git a/examples/stm32u5/Cargo.toml b/examples/stm32u5/Cargo.toml
index 65fc1b988..86bc83dab 100644
--- a/examples/stm32u5/Cargo.toml
+++ b/examples/stm32u5/Cargo.toml
@@ -14,7 +14,7 @@ embassy-usb = { version = "0.1.0", path = "../../embassy-usb", features = ["defm
 defmt = "0.3"
 defmt-rtt = "0.4"
 
-cortex-m = { version = "0.7.6", features = ["critical-section-single-core"] }
+cortex-m = { version = "0.7.6", features = ["inline-asm", "critical-section-single-core"] }
 cortex-m-rt = "0.7.0"
 embedded-hal = "0.2.6"
 panic-probe = { version = "0.3", features = ["print-defmt"] }
diff --git a/examples/stm32wb/Cargo.toml b/examples/stm32wb/Cargo.toml
index 835985ec3..18b27b28e 100644
--- a/examples/stm32wb/Cargo.toml
+++ b/examples/stm32wb/Cargo.toml
@@ -13,7 +13,7 @@ embassy-stm32 = { version = "0.1.0", path = "../../embassy-stm32", features = ["
 defmt = "0.3"
 defmt-rtt = "0.4"
 
-cortex-m = { version = "0.7.6", features = ["critical-section-single-core"] }
+cortex-m = { version = "0.7.6", features = ["inline-asm", "critical-section-single-core"] }
 cortex-m-rt = "0.7.0"
 embedded-hal = "0.2.6"
 panic-probe = { version = "0.3", features = ["print-defmt"] }
diff --git a/examples/stm32wl/Cargo.toml b/examples/stm32wl/Cargo.toml
index cb3526fa4..07f136b40 100644
--- a/examples/stm32wl/Cargo.toml
+++ b/examples/stm32wl/Cargo.toml
@@ -17,7 +17,7 @@ lorawan = { version = "0.7.2", default-features = false, features = ["default-cr
 defmt = "0.3"
 defmt-rtt = "0.4"
 
-cortex-m = { version = "0.7.6", features = ["critical-section-single-core"] }
+cortex-m = { version = "0.7.6", features = ["inline-asm", "critical-section-single-core"] }
 cortex-m-rt = "0.7.0"
 embedded-hal = "0.2.6"
 embedded-storage = "0.3.0"