mirror of
https://github.com/cirosantilli/linux-kernel-module-cheat.git
synced 2026-01-23 02:05:57 +01:00
5391bc1bfd
What was missing previously was implementing abort in baremetal. I had done that previously and forgotten to do this conversion!
48 lines
842 B
ArmAsm
48 lines
842 B
ArmAsm
/* https://github.com/cirosantilli/arm-assembly-cheat/blob/c19e187e98e99f2f4a042783ca238aa4eb2292ab/v8/floating_point.S */
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.global main
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main:
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/* 1.5 + 2.5 == 4.0 */
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fmov d0, 1.5
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/* test-gdb-d0 */
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fmov d1, 2.5
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/* test-gdb-d1 */
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fadd d2, d0, d1
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/* test-gdb-d2 */
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fmov d3, 4.0
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fcmp d2, d3
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beq 1f
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bl abort
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1:
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/* Now in 32-bit. */
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fmov s0, 1.5
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/* test-gdb-s0 */
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fmov s1, 2.5
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/* test-gdb-s1 */
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fadd s2, s0, s1
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/* test-gdb-s2 */
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fadd s2, s0, s1
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fmov s3, 4.0
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fcmp s2, s3
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beq 1f
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bl abort
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1:
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/* Higher registers. */
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fmov d28, 1.5
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/* test-gdb-d28 */
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fmov d29, 2.5
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/* test-gdb-d29 */
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fadd d30, d28, d29
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/* test-gdb-d30 */
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fmov d31, 4.0
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/* test-gdb-d31 */
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fcmp d30, d31
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beq 1f
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bl abort
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1:
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mov x0, 0
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ret
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