diff --git a/configs/aarch64-zephyr-elf.config b/configs/aarch64-zephyr-elf.config
index 495960ac..fb9051a5 100644
--- a/configs/aarch64-zephyr-elf.config
+++ b/configs/aarch64-zephyr-elf.config
@@ -6,6 +6,7 @@ CT_ARCH_ARM=y
 CT_MULTILIB=y
 CT_ARCH_64=y
 CT_TARGET_VENDOR="zephyr"
+CT_TARGET_CFLAGS="-moverride=tune=no_ldp_stp_qregs"
 CT_BINUTILS_SRC_CUSTOM=y
 CT_BINUTILS_CUSTOM_LOCATION="${GITHUB_WORKSPACE}/binutils"
 CT_NEWLIB_SRC_CUSTOM=y
diff --git a/configs/arc-zephyr-elf.config b/configs/arc-zephyr-elf.config
index 01a21cab..daafa527 100644
--- a/configs/arc-zephyr-elf.config
+++ b/configs/arc-zephyr-elf.config
@@ -4,7 +4,7 @@ CT_EXPERIMENTAL=y
 # CT_LOG_PROGRESS_BAR is not set
 CT_ARCH_ARC=y
 CT_MULTILIB=y
-CT_TARGET_CFLAGS="-mno-sdata"
+CT_TARGET_CFLAGS="-mno-sdata -mtp-regno=26"
 CT_TARGET_VENDOR="zephyr"
 CT_BINUTILS_SRC_CUSTOM=y
 CT_BINUTILS_CUSTOM_LOCATION="${GITHUB_WORKSPACE}/binutils"
diff --git a/configs/mips-zephyr-elf.config b/configs/mips-zephyr-elf.config
index 9642bca8..0622cb13 100644
--- a/configs/mips-zephyr-elf.config
+++ b/configs/mips-zephyr-elf.config
@@ -28,6 +28,7 @@ CT_LIBC_NEWLIB_EXTRA_SECTIONS=y
 CT_GCC_SRC_CUSTOM=y
 CT_GCC_CUSTOM_LOCATION="${GITHUB_WORKSPACE}/gcc"
 CT_CC_GCC_EXTRA_CONFIG_ARRAY="--with-gnu-ld --with-gnu-as --enable-initfini-array"
+CT_CC_GCC_CONFIG_TLS=n
 CT_CC_LANG_CXX=y
 CT_DEBUG_GDB=y
 CT_GDB_SRC_CUSTOM=y
diff --git a/configs/nios2-zephyr-elf.config b/configs/nios2-zephyr-elf.config
index a76f4510..a21afd50 100644
--- a/configs/nios2-zephyr-elf.config
+++ b/configs/nios2-zephyr-elf.config
@@ -28,6 +28,7 @@ CT_LIBC_NEWLIB_EXTRA_SECTIONS=y
 CT_GCC_SRC_CUSTOM=y
 CT_GCC_CUSTOM_LOCATION="${GITHUB_WORKSPACE}/gcc"
 CT_CC_GCC_EXTRA_CONFIG_ARRAY="--with-gnu-ld --with-gnu-as --enable-initfini-array"
+CT_CC_GCC_CONFIG_TLS=n
 CT_CC_LANG_CXX=y
 CT_DEBUG_GDB=y
 CT_GDB_SRC_CUSTOM=y
diff --git a/configs/xtensa-espressif_esp32_zephyr-elf.config b/configs/xtensa-espressif_esp32_zephyr-elf.config
index 5f3ea498..448cd32e 100644
--- a/configs/xtensa-espressif_esp32_zephyr-elf.config
+++ b/configs/xtensa-espressif_esp32_zephyr-elf.config
@@ -30,6 +30,7 @@ CT_LIBC_NEWLIB_EXTRA_SECTIONS=y
 CT_GCC_SRC_CUSTOM=y
 CT_GCC_CUSTOM_LOCATION="${GITHUB_WORKSPACE}/gcc"
 CT_CC_GCC_EXTRA_CONFIG_ARRAY="--with-gnu-ld --with-gnu-as --enable-initfini-array"
+CT_CC_GCC_CONFIG_TLS=n
 CT_CC_LANG_CXX=y
 CT_DEBUG_GDB=y
 CT_GDB_SRC_CUSTOM=y
diff --git a/configs/xtensa-espressif_esp32s2_zephyr-elf.config b/configs/xtensa-espressif_esp32s2_zephyr-elf.config
index 97e82562..efd9f783 100644
--- a/configs/xtensa-espressif_esp32s2_zephyr-elf.config
+++ b/configs/xtensa-espressif_esp32s2_zephyr-elf.config
@@ -30,6 +30,7 @@ CT_LIBC_NEWLIB_EXTRA_SECTIONS=y
 CT_GCC_SRC_CUSTOM=y
 CT_GCC_CUSTOM_LOCATION="${GITHUB_WORKSPACE}/gcc"
 CT_CC_GCC_EXTRA_CONFIG_ARRAY="--with-gnu-ld --with-gnu-as --enable-initfini-array"
+CT_CC_GCC_CONFIG_TLS=n
 CT_CC_LANG_CXX=y
 CT_DEBUG_GDB=y
 CT_GDB_SRC_CUSTOM=y
diff --git a/configs/xtensa-intel_apl_adsp_zephyr-elf.config b/configs/xtensa-intel_apl_adsp_zephyr-elf.config
index 92ead2a9..550b6cd7 100644
--- a/configs/xtensa-intel_apl_adsp_zephyr-elf.config
+++ b/configs/xtensa-intel_apl_adsp_zephyr-elf.config
@@ -30,6 +30,7 @@ CT_LIBC_NEWLIB_EXTRA_SECTIONS=y
 CT_GCC_SRC_CUSTOM=y
 CT_GCC_CUSTOM_LOCATION="${GITHUB_WORKSPACE}/gcc"
 CT_CC_GCC_EXTRA_CONFIG_ARRAY="--with-gnu-ld --with-gnu-as --enable-initfini-array"
+CT_CC_GCC_CONFIG_TLS=n
 CT_CC_LANG_CXX=y
 CT_DEBUG_GDB=y
 CT_GDB_SRC_CUSTOM=y
diff --git a/configs/xtensa-intel_bdw_adsp_zephyr-elf.config b/configs/xtensa-intel_bdw_adsp_zephyr-elf.config
index 540eb333..71957468 100644
--- a/configs/xtensa-intel_bdw_adsp_zephyr-elf.config
+++ b/configs/xtensa-intel_bdw_adsp_zephyr-elf.config
@@ -30,6 +30,7 @@ CT_LIBC_NEWLIB_EXTRA_SECTIONS=y
 CT_GCC_SRC_CUSTOM=y
 CT_GCC_CUSTOM_LOCATION="${GITHUB_WORKSPACE}/gcc"
 CT_CC_GCC_EXTRA_CONFIG_ARRAY="--with-gnu-ld --with-gnu-as --enable-initfini-array"
+CT_CC_GCC_CONFIG_TLS=n
 CT_CC_LANG_CXX=y
 CT_DEBUG_GDB=y
 CT_GDB_SRC_CUSTOM=y
diff --git a/configs/xtensa-intel_byt_adsp_zephyr-elf.config b/configs/xtensa-intel_byt_adsp_zephyr-elf.config
index 7cc9d25a..8fb27d59 100644
--- a/configs/xtensa-intel_byt_adsp_zephyr-elf.config
+++ b/configs/xtensa-intel_byt_adsp_zephyr-elf.config
@@ -30,6 +30,7 @@ CT_LIBC_NEWLIB_EXTRA_SECTIONS=y
 CT_GCC_SRC_CUSTOM=y
 CT_GCC_CUSTOM_LOCATION="${GITHUB_WORKSPACE}/gcc"
 CT_CC_GCC_EXTRA_CONFIG_ARRAY="--with-gnu-ld --with-gnu-as --enable-initfini-array"
+CT_CC_GCC_CONFIG_TLS=n
 CT_CC_LANG_CXX=y
 CT_DEBUG_GDB=y
 CT_GDB_SRC_CUSTOM=y
diff --git a/configs/xtensa-intel_s1000_zephyr-elf.config b/configs/xtensa-intel_s1000_zephyr-elf.config
index 9ca87acb..d48b367c 100644
--- a/configs/xtensa-intel_s1000_zephyr-elf.config
+++ b/configs/xtensa-intel_s1000_zephyr-elf.config
@@ -29,6 +29,7 @@ CT_LIBC_NEWLIB_EXTRA_SECTIONS=y
 CT_GCC_SRC_CUSTOM=y
 CT_GCC_CUSTOM_LOCATION="${GITHUB_WORKSPACE}/gcc"
 CT_CC_GCC_EXTRA_CONFIG_ARRAY="--with-gnu-ld --with-gnu-as --enable-initfini-array"
+CT_CC_GCC_CONFIG_TLS=n
 CT_CC_LANG_CXX=y
 CT_DEBUG_GDB=y
 CT_GDB_SRC_CUSTOM=y
diff --git a/configs/xtensa-nxp_imx8m_adsp_zephyr-elf.config b/configs/xtensa-nxp_imx8m_adsp_zephyr-elf.config
index ef350e7b..7763154f 100644
--- a/configs/xtensa-nxp_imx8m_adsp_zephyr-elf.config
+++ b/configs/xtensa-nxp_imx8m_adsp_zephyr-elf.config
@@ -30,6 +30,7 @@ CT_LIBC_NEWLIB_EXTRA_SECTIONS=y
 CT_GCC_SRC_CUSTOM=y
 CT_GCC_CUSTOM_LOCATION="${GITHUB_WORKSPACE}/gcc"
 CT_CC_GCC_EXTRA_CONFIG_ARRAY="--with-gnu-ld --with-gnu-as --enable-initfini-array"
+CT_CC_GCC_CONFIG_TLS=n
 CT_CC_LANG_CXX=y
 CT_DEBUG_GDB=y
 CT_GDB_SRC_CUSTOM=y
diff --git a/configs/xtensa-nxp_imx_adsp_zephyr-elf.config b/configs/xtensa-nxp_imx_adsp_zephyr-elf.config
index 423f4619..af3019fa 100644
--- a/configs/xtensa-nxp_imx_adsp_zephyr-elf.config
+++ b/configs/xtensa-nxp_imx_adsp_zephyr-elf.config
@@ -30,6 +30,7 @@ CT_LIBC_NEWLIB_EXTRA_SECTIONS=y
 CT_GCC_SRC_CUSTOM=y
 CT_GCC_CUSTOM_LOCATION="${GITHUB_WORKSPACE}/gcc"
 CT_CC_GCC_EXTRA_CONFIG_ARRAY="--with-gnu-ld --with-gnu-as --enable-initfini-array"
+CT_CC_GCC_CONFIG_TLS=n
 CT_CC_LANG_CXX=y
 CT_DEBUG_GDB=y
 CT_GDB_SRC_CUSTOM=y
diff --git a/configs/xtensa-sample_controller_zephyr-elf.config b/configs/xtensa-sample_controller_zephyr-elf.config
index e38b1933..206c9ff7 100644
--- a/configs/xtensa-sample_controller_zephyr-elf.config
+++ b/configs/xtensa-sample_controller_zephyr-elf.config
@@ -29,6 +29,7 @@ CT_LIBC_NEWLIB_EXTRA_SECTIONS=y
 CT_GCC_SRC_CUSTOM=y
 CT_GCC_CUSTOM_LOCATION="${GITHUB_WORKSPACE}/gcc"
 CT_CC_GCC_EXTRA_CONFIG_ARRAY="--with-gnu-ld --with-gnu-as --enable-initfini-array"
+CT_CC_GCC_CONFIG_TLS=n
 CT_CC_LANG_CXX=y
 CT_DEBUG_GDB=y
 CT_GDB_SRC_CUSTOM=y