Add FreeRTOS heap4 intro card

2026-05-02 00:53:25 +02:00
commit e69aaa6d61
29 changed files with 2250 additions and 0 deletions
@@ -0,0 +1,95 @@
+	.file	"task05_malloc_first_fit.c"
+	.option nopic
+	.attribute arch, "rv32i2p1_zicsr2p0_zifencei2p0"
+	.attribute unaligned_access, 0
+	.attribute stack_align, 16
+	.text
+	.align	2
+	.globl	main
+	.type	main, @function
+main:
+	lla	a4,.LANCHOR0
+	andi	a5,a4,7
+	beq	a5,zero,.L2
+	andi	a4,a4,-8
+	addi	a4,a4,8
+.L2:
+	mv	a5,a4
+	addi	a3,a4,120
+	sw	a3,end_marker,a2
+	sw	zero,120(a4)
+	sw	zero,4(a3)
+	sw	a3,0(a4)
+	li	a2,120
+	sw	a2,4(a4)
+	lla	a2,start
+	sw	a4,0(a2)
+	sw	zero,4(a2)
+	li	a1,31
+	j	.L5
+.L6:
+	mv	a5,a4
+.L5:
+	lw	a4,4(a5)
+	bgtu	a4,a1,.L7
+	lw	a4,0(a5)
+	mv	a2,a5
+	bne	a4,a3,.L6
+	li	a5,0
+	j	.L4
+.L7:
+	lw	a4,0(a5)
+	sw	a4,0(a2)
+	sw	zero,0(a5)
+	lw	a4,4(a5)
+	li	a3,-2147483648
+	or	a4,a4,a3
+	sw	a4,4(a5)
+	addi	a5,a5,8
+.L4:
+	snez	a4,a5
+	sw	a4,g_allocation_ok,a3
+	lw	a5,-4(a5)
+	slli	a5,a5,1
+	srli	a5,a5,1
+	sw	a5,g_allocated_size,a4
+	lw	a5,start
+	lw	a5,4(a5)
+	sw	a5,g_remaining_free,a4
+	li	a0,0
+	ret
+	.size	main, .-main
+	.globl	g_allocation_ok
+	.globl	g_remaining_free
+	.globl	g_allocated_size
+	.bss
+	.align	2
+	.set	.LANCHOR0,. + 0
+	.type	heap_area, @object
+	.size	heap_area, 136
+heap_area:
+	.zero	136
+	.section	.sbss,"aw",@nobits
+	.align	2
+	.type	g_allocation_ok, @object
+	.size	g_allocation_ok, 4
+g_allocation_ok:
+	.zero	4
+	.type	g_remaining_free, @object
+	.size	g_remaining_free, 4
+g_remaining_free:
+	.zero	4
+	.type	g_allocated_size, @object
+	.size	g_allocated_size, 4
+g_allocated_size:
+	.zero	4
+	.type	end_marker, @object
+	.size	end_marker, 4
+end_marker:
+	.zero	4
+	.type	start, @object
+	.size	start, 8
+start:
+	.zero	8
+	.ident	"GCC: (15.2.0-23) 15.2.0"
+	.section	.note.GNU-stack,"",@progbits