[GAS, ARM] Invalid LDR immediate transformation

[GAS, ARM] Invalid LDR immediate transformation

2015-11-24  Christophe Monat <christophe.monat@st.com>

	* config/tc-arm.c (move_or_literal_pool): Do not transform ldr
	ri,=imm into movs when ri is a high register in T1.

2015-11-24  Christophe Monat <christophe.monat@st.com>

	* gas/arm/thumb2_ldr_immediate_armv6t2.s: Added high register
	tests.
	* gas/arm/thumb2_ldr_immediate_armv6t2.d: Accounted for new test
	cases.
	* gas/arm/thumb2_ldr_immediate_highregs_armv6t2.s: New.
	* gas/arm/thumb2_ldr_immediate_highregs_armv6t2.d: New.